25271952 has 20 divisors (see below), whose sum is σ = 65286000. Its totient is φ = 8423968.

The previous prime is 25271951. The next prime is 25271971. The reversal of 25271952 is 25917252.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (25271951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263202 + ... + 263297.

It is an arithmetic number, because the mean of its divisors is an integer number (3264300).

Almost surely, 2^25271952 is an apocalyptic number.

It is an amenable number.

25271952 is an abundant number, since it is smaller than the sum of its proper divisors (40014048).

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

25271952 is a wasteful number, since it uses less digits than its factorization.

25271952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526510 (or 526504 counting only the distinct ones).

The product of its digits is 12600, while the sum is 33.

The square root of 25271952 is about 5027.1216416554. The cubic root of 25271952 is about 293.4582089985.

The spelling of 25271952 in words is "twenty-five million, two hundred seventy-one thousand, nine hundred fifty-two".