52166061 has 6 divisors (see below), whose sum is σ = 75350990. Its totient is φ = 34777368.

The previous prime is 52166057. The next prime is 52166069. The reversal of 52166061 is 16066125.

It is a happy number.

52166061 is a `hidden beast` number, since 52 + 1 + 6 + 606 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 47692836 + 4473225 = 6906^2 + 2115^2 .

It is not a de Polignac number, because 52166061 - 2² = 52166057 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52166069) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2898106 + ... + 2898123.

Almost surely, 2^52166061 is an apocalyptic number.

It is an amenable number.

52166061 is a deficient number, since it is larger than the sum of its proper divisors (23184929).

52166061 is a wasteful number, since it uses less digits than its factorization.

52166061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5796235 (or 5796232 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 52166061 is about 7222.6076315968. The cubic root of 52166061 is about 373.6480169023.

The spelling of 52166061 in words is "fifty-two million, one hundred sixty-six thousand, sixty-one".