561700272 has 40 divisors (see below), whose sum is σ = 1658354176. Its totient is φ = 160485696.

The previous prime is 561700267. The next prime is 561700277. The reversal of 561700272 is 272007165.

It is an interprime number because it is at equal distance from previous prime (561700267) and next prime (561700277).

It is not an unprimeable number, because it can be changed into a prime (561700277) 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, 835528 + ... + 836199.

Almost surely, 2^561700272 is an apocalyptic number.

It is an amenable number.

561700272 is an abundant number, since it is smaller than the sum of its proper divisors (1096653904).

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

561700272 is a wasteful number, since it uses less digits than its factorization.

561700272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671745 (or 1671739 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 561700272 is about 23700.2167078700. The cubic root of 561700272 is about 825.0904202089.

The spelling of 561700272 in words is "five hundred sixty-one million, seven hundred thousand, two hundred seventy-two".