52166570 has 16 divisors (see below), whose sum is σ = 94072968. Its totient is φ = 20828160.

The previous prime is 52166567. The next prime is 52166617. The reversal of 52166570 is 7566125.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 49266361 + 2900209 = 7019^2 + 1703^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1250 + ... + 10290.

Almost surely, 2^52166570 is an apocalyptic number.

52166570 is a deficient number, since it is larger than the sum of its proper divisors (41906398).

52166570 is a wasteful number, since it uses less digits than its factorization.

52166570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9625.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 52166570 is about 7222.6428680920. The cubic root of 52166570 is about 373.6492321638.

The spelling of 52166570 in words is "fifty-two million, one hundred sixty-six thousand, five hundred seventy".