25264788 has 48 divisors (see below), whose sum is σ = 62786304. Its totient is φ = 7879680.

The previous prime is 25264777. The next prime is 25264793. The reversal of 25264788 is 88746252.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55056 + ... + 55512.

It is an arithmetic number, because the mean of its divisors is an integer number (1308048).

Almost surely, 2^25264788 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 25264788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31393152).

25264788 is an abundant number, since it is smaller than the sum of its proper divisors (37521516).

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

25264788 is a wasteful number, since it uses less digits than its factorization.

25264788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752 (or 750 counting only the distinct ones).

The product of its digits is 215040, while the sum is 42.

The square root of 25264788 is about 5026.4090561752. The cubic root of 25264788 is about 293.4304768932.

The spelling of 25264788 in words is "twenty-five million, two hundred sixty-four thousand, seven hundred eighty-eight".