52166361 has 16 divisors (see below), whose sum is σ = 75166784. Its totient is φ = 31990464.

The previous prime is 52166347. The next prime is 52166377. The reversal of 52166361 is 16366125.

It is not a de Polignac number, because 52166361 - 2⁵ = 52166329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52166321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9795 + ... + 14151.

It is an arithmetic number, because the mean of its divisors is an integer number (4697924).

Almost surely, 2^52166361 is an apocalyptic number.

It is an amenable number.

52166361 is a deficient number, since it is larger than the sum of its proper divisors (23000423).

52166361 is a wasteful number, since it uses less digits than its factorization.

52166361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4680.

The product of its digits is 6480, while the sum is 30.

The square root of 52166361 is about 7222.6283996894. The cubic root of 52166361 is about 373.6487331674.

The spelling of 52166361 in words is "fifty-two million, one hundred sixty-six thousand, three hundred sixty-one".