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2472529 = 31471697
BaseRepresentation
bin1001011011101001010001
311122121200011
421123221101
51113110104
6124554521
730005353
oct11335121
94577604
102472529
111439714
129b2a41
13687547
144850d3
1533c904
hex25ba51

2472529 has 8 divisors (see below), whose sum is σ = 2608128. Its totient is φ = 2340480.

The previous prime is 2472517. The next prime is 2472539. The reversal of 2472529 is 9252742.

2472529 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2472529 - 217 = 2341457 is a prime.

It is a super-2 number, since 2×24725292 = 12226799311682, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a d-powerful number, because it can be written as 214 + 43 + 77 + 219 + 54 + 220 + 95 .

It is a Duffinian number.

2472529 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2472529.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2472539) 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 7 ways as a sum of consecutive naturals, for example, 609 + ... + 2305.

It is an arithmetic number, because the mean of its divisors is an integer number (326016).

22472529 is an apocalyptic number.

It is an amenable number.

2472529 is a deficient number, since it is larger than the sum of its proper divisors (135599).

2472529 is a wasteful number, since it uses less digits than its factorization.

2472529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1775.

The product of its digits is 10080, while the sum is 31.

The square root of 2472529 is about 1572.4277407881. The cubic root of 2472529 is about 135.2219303443.

The spelling of 2472529 in words is "two million, four hundred seventy-two thousand, five hundred twenty-nine".

Divisors: 1 31 47 1457 1697 52607 79759 2472529