52873636 has 6 divisors (see below), whose sum is σ = 92528870. Its totient is φ = 26436816.

The previous prime is 52873627. The next prime is 52873649. The reversal of 52873636 is 63637825.

It can be written as a sum of positive squares in only one way, i.e., 52852900 + 20736 = 7270^2 + 144^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6609201 + ... + 6609208.

Almost surely, 2^52873636 is an apocalyptic number.

It is an amenable number.

52873636 is a deficient number, since it is larger than the sum of its proper divisors (39655234).

52873636 is a wasteful number, since it uses less digits than its factorization.

52873636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13218413 (or 13218411 counting only the distinct ones).

The product of its digits is 181440, while the sum is 40.

The square root of 52873636 is about 7271.4259949476. The cubic root of 52873636 is about 375.3298099974.

The spelling of 52873636 in words is "fifty-two million, eight hundred seventy-three thousand, six hundred thirty-six".