2529931904 has 32 divisors (see below), whose sum is σ = 5042417940. Its totient is φ = 1264384000.

The previous prime is 2529931883. The next prime is 2529931907. The reversal of 2529931904 is 4091399252.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2396298304 + 133633600 = 48952^2 + 11560^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (2529931907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 457154 + ... + 462654.

Almost surely, 2^2529931904 is an apocalyptic number.

It is an amenable number.

2529931904 is a deficient number, since it is larger than the sum of its proper divisors (2512486036).

2529931904 is an equidigital number, since it uses as much as digits as its factorization.

2529931904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9108 (or 9096 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 44.

The square root of 2529931904 is about 50298.4284446343. The cubic root of 2529931904 is about 1362.6038465752.

The spelling of 2529931904 in words is "two billion, five hundred twenty-nine million, nine hundred thirty-one thousand, nine hundred four".