25369968 has 80 divisors (see below), whose sum is σ = 71419040. Its totient is φ = 7713792.

The previous prime is 25369951. The next prime is 25369973. The reversal of 25369968 is 86996352.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67830 + ... + 68202.

It is an arithmetic number, because the mean of its divisors is an integer number (892738).

Almost surely, 2^25369968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25369968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35709520).

25369968 is an abundant number, since it is smaller than the sum of its proper divisors (46049072).

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

25369968 is a wasteful number, since it uses less digits than its factorization.

25369968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506 (or 500 counting only the distinct ones).

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

The square root of 25369968 is about 5036.8609272046. The cubic root of 25369968 is about 293.8371072288.

The spelling of 25369968 in words is "twenty-five million, three hundred sixty-nine thousand, nine hundred sixty-eight".