25552532 has 12 divisors (see below), whose sum is σ = 44992416. Its totient is φ = 12697560.

The previous prime is 25552493. The next prime is 25552561. The reversal of 25552532 is 23525552.

It is a super-2 number, since 2×25552532² = 1305863783222048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25552495 and 25552504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18944 + ... + 20247.

It is an arithmetic number, because the mean of its divisors is an integer number (3749368).

Almost surely, 2^25552532 is an apocalyptic number.

It is an amenable number.

25552532 is a deficient number, since it is larger than the sum of its proper divisors (19439884).

25552532 is a wasteful number, since it uses less digits than its factorization.

25552532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39358 (or 39356 counting only the distinct ones).

The product of its digits is 15000, while the sum is 29.

The square root of 25552532 is about 5054.9512361644. The cubic root of 25552532 is about 294.5402471795.

The spelling of 25552532 in words is "twenty-five million, five hundred fifty-two thousand, five hundred thirty-two".