52637387 has 8 divisors (see below), whose sum is σ = 57581040. Its totient is φ = 47720160.

The previous prime is 52637371. The next prime is 52637393. The reversal of 52637387 is 78373625.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52637387 - 2⁴ = 52637371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52637587) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2312 + ... + 10517.

It is an arithmetic number, because the mean of its divisors is an integer number (7197630).

Almost surely, 2^52637387 is an apocalyptic number.

52637387 is a deficient number, since it is larger than the sum of its proper divisors (4943653).

52637387 is a wasteful number, since it uses less digits than its factorization.

52637387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13213.

The product of its digits is 211680, while the sum is 41.

The square root of 52637387 is about 7255.1627824605. The cubic root of 52637387 is about 374.7699614334.

The spelling of 52637387 in words is "fifty-two million, six hundred thirty-seven thousand, three hundred eighty-seven".