52231670 has 16 divisors (see below), whose sum is σ = 96204240. Its totient is φ = 20406624.

The previous prime is 52231649. The next prime is 52231693. The reversal of 52231670 is 7613225.

It is a Curzon number.

It is a congruent number.

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, 60305 + ... + 61164.

It is an arithmetic number, because the mean of its divisors is an integer number (6012765).

Almost surely, 2^52231670 is an apocalyptic number.

52231670 is a deficient number, since it is larger than the sum of its proper divisors (43972570).

52231670 is a wasteful number, since it uses less digits than its factorization.

52231670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121519.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 52231670 is about 7227.1481235685. The cubic root of 52231670 is about 373.8045963725.

Adding to 52231670 its reverse (7613225), we get a palindrome (59844895).

The spelling of 52231670 in words is "fifty-two million, two hundred thirty-one thousand, six hundred seventy".