653528832 has 72 divisors (see below), whose sum is σ = 1897486080. Its totient is φ = 198036480.

The previous prime is 653528809. The next prime is 653528839. The reversal of 653528832 is 238825356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653528839) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30232 + ... + 47127.

Almost surely, 2^653528832 is an apocalyptic number.

It is an amenable number.

653528832 is an abundant number, since it is smaller than the sum of its proper divisors (1243957248).

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

653528832 is a wasteful number, since it uses less digits than its factorization.

653528832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77389 (or 77375 counting only the distinct ones).

The product of its digits is 345600, while the sum is 42.

The square root of 653528832 is about 25564.2099819259. The cubic root of 653528832 is about 867.8038730926.

The spelling of 653528832 in words is "six hundred fifty-three million, five hundred twenty-eight thousand, eight hundred thirty-two".