25263952 has 40 divisors (see below), whose sum is σ = 56282112. Its totient is φ = 10761600.

The previous prime is 25263937. The next prime is 25263971. The reversal of 25263952 is 25936252.

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 7 ways as a sum of consecutive naturals, for example, 20802 + ... + 21982.

Almost surely, 2^25263952 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 25263952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28141056).

25263952 is an abundant number, since it is smaller than the sum of its proper divisors (31018160).

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

25263952 is a wasteful number, since it uses less digits than its factorization.

25263952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387 (or 1381 counting only the distinct ones).

The product of its digits is 32400, while the sum is 34.

The square root of 25263952 is about 5026.3258947267. The cubic root of 25263952 is about 293.4272403652.

The spelling of 25263952 in words is "twenty-five million, two hundred sixty-three thousand, nine hundred fifty-two".