25972764 has 24 divisors (see below), whose sum is σ = 61893888. Its totient is φ = 8473200.

The previous prime is 25972759. The next prime is 25972769. The reversal of 25972764 is 46727952.

It is an interprime number because it is at equal distance from previous prime (25972759) and next prime (25972769).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25972769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22462 + ... + 23589.

It is an arithmetic number, because the mean of its divisors is an integer number (2578912).

Almost surely, 2^25972764 is an apocalyptic number.

It is an amenable number.

25972764 is an abundant number, since it is smaller than the sum of its proper divisors (35921124).

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

25972764 is a wasteful number, since it uses less digits than its factorization.

25972764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46105 (or 46103 counting only the distinct ones).

The product of its digits is 211680, while the sum is 42.

The square root of 25972764 is about 5096.3481042802. The cubic root of 25972764 is about 296.1461264133.

The spelling of 25972764 in words is "twenty-five million, nine hundred seventy-two thousand, seven hundred sixty-four".