653953932 has 48 divisors (see below), whose sum is σ = 1784675200. Its totient is φ = 206511120.

The previous prime is 653953907. The next prime is 653953961. The reversal of 653953932 is 239359356.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157294 + ... + 161397.

Almost surely, 2^653953932 is an apocalyptic number.

It is an amenable number.

653953932 is an abundant number, since it is smaller than the sum of its proper divisors (1130721268).

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

653953932 is a wasteful number, since it uses less digits than its factorization.

653953932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318723 (or 318715 counting only the distinct ones).

The product of its digits is 656100, while the sum is 45.

The square root of 653953932 is about 25572.5229885516. The cubic root of 653953932 is about 867.9919920403.

The spelling of 653953932 in words is "six hundred fifty-three million, nine hundred fifty-three thousand, nine hundred thirty-two".