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2470025 = 5298801
BaseRepresentation
bin1001011011000010001001
311122111020102
421123002021
51113020100
6124535145
726665145
oct11330211
94574212
102470025
111437848
129b14b5
1368636c
14484225
1533bcd5
hex25b089

2470025 has 6 divisors (see below), whose sum is σ = 3062862. Its totient is φ = 1976000.

The previous prime is 2470003. The next prime is 2470031. The reversal of 2470025 is 5200742.

It can be written as a sum of positive squares in 3 ways, for example, as 373321 + 2096704 = 611^2 + 1448^2 .

It is not a de Polignac number, because 2470025 - 212 = 2465929 is a prime.

It is a super-2 number, since 2×24700252 = 12202047001250, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2469979 and 2470006.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49376 + ... + 49425.

It is an arithmetic number, because the mean of its divisors is an integer number (510477).

22470025 is an apocalyptic number.

2470025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2470025 is a deficient number, since it is larger than the sum of its proper divisors (592837).

2470025 is an equidigital number, since it uses as much as digits as its factorization.

2470025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98811 (or 98806 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 2470025 is about 1571.6313180896. The cubic root of 2470025 is about 135.1762672358.

Adding to 2470025 its reverse (5200742), we get a palindrome (7670767).

The spelling of 2470025 in words is "two million, four hundred seventy thousand, twenty-five".

Divisors: 1 5 25 98801 494005 2470025