25267968 has 108 divisors (see below), whose sum is σ = 79556568. Its totient is φ = 7649280.

The previous prime is 25267951. The next prime is 25267973. The reversal of 25267968 is 86976252.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24846 + ... + 25842.

Almost surely, 2^25267968 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 25267968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39778284).

25267968 is an abundant number, since it is smaller than the sum of its proper divisors (54288600).

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

25267968 is a wasteful number, since it uses less digits than its factorization.

25267968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030 (or 1013 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 25267968 is about 5026.7253754308. The cubic root of 25267968 is about 293.4427874362.

The spelling of 25267968 in words is "twenty-five million, two hundred sixty-seven thousand, nine hundred sixty-eight".