561435652 has 12 divisors (see below), whose sum is σ = 984637696. Its totient is φ = 280110600.

The previous prime is 561435613. The next prime is 561435671. The reversal of 561435652 is 256534165.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149724 + ... + 153427.

Almost surely, 2^561435652 is an apocalyptic number.

It is an amenable number.

561435652 is a deficient number, since it is larger than the sum of its proper divisors (423202044).

561435652 is a wasteful number, since it uses less digits than its factorization.

561435652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303618 (or 303616 counting only the distinct ones).

The product of its digits is 108000, while the sum is 37.

The square root of 561435652 is about 23694.6334008357. The cubic root of 561435652 is about 824.9608316880.

The spelling of 561435652 in words is "five hundred sixty-one million, four hundred thirty-five thousand, six hundred fifty-two".