52507162 has 4 divisors (see below), whose sum is σ = 78760746. Its totient is φ = 26253580.

The previous prime is 52507159. The next prime is 52507177. The reversal of 52507162 is 26170525.

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., 49014001 + 3493161 = 7001^2 + 1869^2 .

It is a super-2 number, since 2×52507162² = 5514004122588488, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52507162.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13126789 + ... + 13126792.

Almost surely, 2^52507162 is an apocalyptic number.

52507162 is a deficient number, since it is larger than the sum of its proper divisors (26253584).

52507162 is a wasteful number, since it uses less digits than its factorization.

52507162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26253583.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 52507162 is about 7246.1825811940. The cubic root of 52507162 is about 374.4606456674.

Adding to 52507162 its reverse (26170525), we get a palindrome (78677687).

The spelling of 52507162 in words is "fifty-two million, five hundred seven thousand, one hundred sixty-two".