52373638 has 16 divisors (see below), whose sum is σ = 79436016. Its totient is φ = 25896960.

The previous prime is 52373597. The next prime is 52373639. The reversal of 52373638 is 83637325.

It is a junction number, because it is equal to n+sod(n) for n = 52373597 and 52373606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52373639) 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, 92745 + ... + 93307.

It is an arithmetic number, because the mean of its divisors is an integer number (4964751).

Almost surely, 2^52373638 is an apocalyptic number.

52373638 is a deficient number, since it is larger than the sum of its proper divisors (27062378).

52373638 is a wasteful number, since it uses less digits than its factorization.

52373638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999.

The product of its digits is 90720, while the sum is 37.

The square root of 52373638 is about 7236.9633134347. The cubic root of 52373638 is about 374.1429624938.

The spelling of 52373638 in words is "fifty-two million, three hundred seventy-three thousand, six hundred thirty-eight".