52166506 has 16 divisors (see below), whose sum is σ = 94689216. Its totient is φ = 21041856.

The previous prime is 52166497. The next prime is 52166509. The reversal of 52166506 is 60566125.

It is not an unprimeable number, because it can be changed into a prime (52166509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109356 + ... + 109831.

It is an arithmetic number, because the mean of its divisors is an integer number (5918076).

Almost surely, 2^52166506 is an apocalyptic number.

52166506 is a deficient number, since it is larger than the sum of its proper divisors (42522710).

52166506 is a wasteful number, since it uses less digits than its factorization.

52166506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219213.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 52166506 is about 7222.6384375794. The cubic root of 52166506 is about 373.6490793612.

It can be divided in two parts, 5216650 and 6, that added together give a square (5216656 = 2284²).

The spelling of 52166506 in words is "fifty-two million, one hundred sixty-six thousand, five hundred six".