52170634 has 4 divisors (see below), whose sum is σ = 78255954. Its totient is φ = 26085316.

The previous prime is 52170607. The next prime is 52170649. The reversal of 52170634 is 43607125.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38130625 + 14040009 = 6175^2 + 3747^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13042657 + ... + 13042660.

Almost surely, 2^52170634 is an apocalyptic number.

52170634 is a deficient number, since it is larger than the sum of its proper divisors (26085320).

52170634 is a wasteful number, since it uses less digits than its factorization.

52170634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26085319.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 52170634 is about 7222.9242000730. The cubic root of 52170634 is about 373.6589348722.

Adding to 52170634 its reverse (43607125), we get a palindrome (95777759).

The spelling of 52170634 in words is "fifty-two million, one hundred seventy thousand, six hundred thirty-four".