25672404 has 12 divisors (see below), whose sum is σ = 59902304. Its totient is φ = 8557464.

The previous prime is 25672379. The next prime is 25672417. The reversal of 25672404 is 40427652.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1069672 + ... + 1069695.

Almost surely, 2^25672404 is an apocalyptic number.

It is an amenable number.

25672404 is an abundant number, since it is smaller than the sum of its proper divisors (34229900).

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

25672404 is a wasteful number, since it uses less digits than its factorization.

25672404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2139374 (or 2139372 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 25672404 is about 5066.7942527796. The cubic root of 25672404 is about 295.0001110791. Note that the first 3 decimals are identical.

The spelling of 25672404 in words is "twenty-five million, six hundred seventy-two thousand, four hundred four".