52168646 has 32 divisors (see below), whose sum is σ = 84672000. Its totient is φ = 24045120.

The previous prime is 52168619. The next prime is 52168657. The reversal of 52168646 is 64686125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 262055 + ... + 262253.

It is an arithmetic number, because the mean of its divisors is an integer number (2646000).

Almost surely, 2^52168646 is an apocalyptic number.

52168646 is a deficient number, since it is larger than the sum of its proper divisors (32503354).

52168646 is a wasteful number, since it uses less digits than its factorization.

52168646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404.

The product of its digits is 69120, while the sum is 38.

The square root of 52168646 is about 7222.7865813687. The cubic root of 52168646 is about 373.6541886300.

The spelling of 52168646 in words is "fifty-two million, one hundred sixty-eight thousand, six hundred forty-six".