561652232 has 8 divisors (see below), whose sum is σ = 1053097950. Its totient is φ = 280826112.

The previous prime is 561652219. The next prime is 561652243. The reversal of 561652232 is 232256165.

It can be written as a sum of positive squares in only one way, i.e., 292888996 + 268763236 = 17114^2 + 16394^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35103257 + ... + 35103272.

Almost surely, 2^561652232 is an apocalyptic number.

It is an amenable number.

561652232 is a deficient number, since it is larger than the sum of its proper divisors (491445718).

561652232 is a wasteful number, since it uses less digits than its factorization.

561652232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70206535 (or 70206531 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 561652232 is about 23699.2031933565. The cubic root of 561652232 is about 825.0668972995.

The spelling of 561652232 in words is "five hundred sixty-one million, six hundred fifty-two thousand, two hundred thirty-two".