660525232 has 10 divisors (see below), whose sum is σ = 1279767668. Its totient is φ = 330262608.

The previous prime is 660525181. The next prime is 660525233. The reversal of 660525232 is 232525066.

660525232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 660525194 and 660525203.

It is not an unprimeable number, because it can be changed into a prime (660525233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20641398 + ... + 20641429.

Almost surely, 2^660525232 is an apocalyptic number.

It is an amenable number.

660525232 is a deficient number, since it is larger than the sum of its proper divisors (619242436).

660525232 is a wasteful number, since it uses less digits than its factorization.

660525232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41282835 (or 41282829 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 660525232 is about 25700.6854383302. The cubic root of 660525232 is about 870.8896663868.

The spelling of 660525232 in words is "six hundred sixty million, five hundred twenty-five thousand, two hundred thirty-two".