564730740 has 72 divisors (see below), whose sum is σ = 1957737600. Its totient is φ = 129081024.

The previous prime is 564730669. The next prime is 564730759. The reversal of 564730740 is 47037465.

564730740 is a `hidden beast` number, since 5 + 647 + 3 + 0 + 7 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 564730695 and 564730704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 222840 + ... + 225359.

It is an arithmetic number, because the mean of its divisors is an integer number (27190800).

Almost surely, 2^564730740 is an apocalyptic number.

It is an amenable number.

564730740 is an abundant number, since it is smaller than the sum of its proper divisors (1393006860).

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

564730740 is a wasteful number, since it uses less digits than its factorization.

564730740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448221 (or 448216 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The square root of 564730740 is about 23764.0640463705. The cubic root of 564730740 is about 826.5715938039.

The spelling of 564730740 in words is "five hundred sixty-four million, seven hundred thirty thousand, seven hundred forty".