25166632 has 16 divisors (see below), whose sum is σ = 47345760. Its totient is φ = 12541104.

The previous prime is 25166597. The next prime is 25166639. The reversal of 25166632 is 23666152.

It is a junction number, because it is equal to n+sod(n) for n = 25166594 and 25166603.

It is not an unprimeable number, because it can be changed into a prime (25166639) 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, 2668 + ... + 7579.

It is an arithmetic number, because the mean of its divisors is an integer number (2959110).

Almost surely, 2^25166632 is an apocalyptic number.

It is an amenable number.

25166632 is a deficient number, since it is larger than the sum of its proper divisors (22179128).

25166632 is a wasteful number, since it uses less digits than its factorization.

25166632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10560 (or 10556 counting only the distinct ones).

The product of its digits is 12960, while the sum is 31.

The square root of 25166632 is about 5016.6355259277. The cubic root of 25166632 is about 293.0499823486.

The spelling of 25166632 in words is "twenty-five million, one hundred sixty-six thousand, six hundred thirty-two".