25652004 has 48 divisors (see below), whose sum is σ = 70619136. Its totient is φ = 7092000.

The previous prime is 25651991. The next prime is 25652023. The reversal of 25652004 is 40025652.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2322 + ... + 7529.

It is an arithmetic number, because the mean of its divisors is an integer number (1471232).

Almost surely, 2^25652004 is an apocalyptic number.

It is an amenable number.

25652004 is an abundant number, since it is smaller than the sum of its proper divisors (44967132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25652004 is a wasteful number, since it uses less digits than its factorization.

25652004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9896 (or 9894 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 25652004 is about 5064.7807455012. The cubic root of 25652004 is about 294.9219519659.

Adding to 25652004 its reverse (40025652), we get a palindrome (65677656).

The spelling of 25652004 in words is "twenty-five million, six hundred fifty-two thousand, four".