561045452 has 48 divisors (see below), whose sum is σ = 1137628800. Its totient is φ = 239420160.

The previous prime is 561045431. The next prime is 561045469. The reversal of 561045452 is 254540165.

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, 91499 + ... + 97437.

It is an arithmetic number, because the mean of its divisors is an integer number (23700600).

Almost surely, 2^561045452 is an apocalyptic number.

It is an amenable number.

561045452 is an abundant number, since it is smaller than the sum of its proper divisors (576583348).

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

561045452 is a wasteful number, since it uses less digits than its factorization.

561045452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6086 (or 6084 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 561045452 is about 23686.3980376924. The cubic root of 561045452 is about 824.7696703810.

The spelling of 561045452 in words is "five hundred sixty-one million, forty-five thousand, four hundred fifty-two".