25868632 has 16 divisors (see below), whose sum is σ = 50068800. Its totient is φ = 12516960.

The previous prime is 25868621. The next prime is 25868653. The reversal of 25868632 is 23686852.

It is a super-2 number, since 2×25868632² = 1338372243102848, which contains 22 as substring.

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, 51907 + ... + 52402.

It is an arithmetic number, because the mean of its divisors is an integer number (3129300).

Almost surely, 2^25868632 is an apocalyptic number.

It is an amenable number.

25868632 is a deficient number, since it is larger than the sum of its proper divisors (24200168).

25868632 is a wasteful number, since it uses less digits than its factorization.

25868632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104346 (or 104342 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 25868632 is about 5086.1215085761. The cubic root of 25868632 is about 295.7498190410.

The spelling of 25868632 in words is "twenty-five million, eight hundred sixty-eight thousand, six hundred thirty-two".