25985004 has 24 divisors (see below), whose sum is σ = 61042800. Its totient is φ = 8602944.

The previous prime is 25984991. The next prime is 25985017. The reversal of 25985004 is 40058952.

It is an interprime number because it is at equal distance from previous prime (25984991) and next prime (25985017).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5479 + ... + 9054.

It is an arithmetic number, because the mean of its divisors is an integer number (2543450).

Almost surely, 2^25985004 is an apocalyptic number.

It is an amenable number.

25985004 is an abundant number, since it is smaller than the sum of its proper divisors (35057796).

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

25985004 is a wasteful number, since it uses less digits than its factorization.

25985004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14689 (or 14687 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 25985004 is about 5097.5488227186. The cubic root of 25985004 is about 296.1926400011.

The spelling of 25985004 in words is "twenty-five million, nine hundred eighty-five thousand, four".