566943120 has 240 divisors, whose sum is σ = 1974248640. Its totient is φ = 145726464.

The previous prime is 566943059. The next prime is 566943161. The reversal of 566943120 is 21349665.

It is a happy number.

566943120 is a `hidden beast` number, since 566 + 94 + 3 + 1 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3167191 + ... + 3167369.

It is an arithmetic number, because the mean of its divisors is an integer number (8226036).

Almost surely, 2^566943120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 566943120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (987124320).

566943120 is an abundant number, since it is smaller than the sum of its proper divisors (1407305520).

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

566943120 is a wasteful number, since it uses less digits than its factorization.

566943120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334 (or 325 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 566943120 is about 23810.5674018911. The cubic root of 566943120 is about 827.6495751621.

The spelling of 566943120 in words is "five hundred sixty-six million, nine hundred forty-three thousand, one hundred twenty".