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2472025 = 52611621
BaseRepresentation
bin1001011011100001011001
311122120222111
421123201121
51113101100
6124552321
730004033
oct11334131
94576874
102472025
1114392a6
129b26a1
1368724a
14484c53
1533c6ba
hex25b859

2472025 has 12 divisors (see below), whose sum is σ = 3117484. Its totient is φ = 1944000.

The previous prime is 2472023. The next prime is 2472037. The reversal of 2472025 is 5202742.

2472025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 219024 + 2253001 = 468^2 + 1501^2 .

It is not a de Polignac number, because 2472025 - 21 = 2472023 is a prime.

It is a super-2 number, since 2×24720252 = 12221815201250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

2472025 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2471987 and 2472005.

It is not an unprimeable number, because it can be changed into a prime (2472023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 715 + ... + 2335.

22472025 is an apocalyptic number.

2472025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2472025 is a deficient number, since it is larger than the sum of its proper divisors (645459).

2472025 is a wasteful number, since it uses less digits than its factorization.

2472025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1692 (or 1687 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 2472025 is about 1572.2674708840. The cubic root of 2472025 is about 135.2127418462.

Adding to 2472025 its reverse (5202742), we get a palindrome (7674767).

The spelling of 2472025 in words is "two million, four hundred seventy-two thousand, twenty-five".

Divisors: 1 5 25 61 305 1525 1621 8105 40525 98881 494405 2472025