25994964 has 24 divisors (see below), whose sum is σ = 63847840. Its totient is φ = 8208864.

The previous prime is 25994959. The next prime is 25994971. The reversal of 25994964 is 46949952.

It is a super-2 number, since 2×25994964² = 1351476306722592, which contains 22 as substring.

It is a congruent number.

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, 56779 + ... + 57234.

Almost surely, 2^25994964 is an apocalyptic number.

It is an amenable number.

25994964 is an abundant number, since it is smaller than the sum of its proper divisors (37852876).

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

25994964 is a wasteful number, since it uses less digits than its factorization.

25994964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114039 (or 114037 counting only the distinct ones).

The product of its digits is 699840, while the sum is 48.

The square root of 25994964 is about 5098.5256692499. The cubic root of 25994964 is about 296.2304785157.

The spelling of 25994964 in words is "twenty-five million, nine hundred ninety-four thousand, nine hundred sixty-four".