52638698 has 16 divisors (see below), whose sum is σ = 95546304. Its totient is φ = 21232320.

The previous prime is 52638689. The next prime is 52638737. The reversal of 52638698 is 89683625.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110348 + ... + 110823.

It is an arithmetic number, because the mean of its divisors is an integer number (5971644).

Almost surely, 2^52638698 is an apocalyptic number.

52638698 is a deficient number, since it is larger than the sum of its proper divisors (42907606).

52638698 is a wasteful number, since it uses less digits than its factorization.

52638698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221197.

The product of its digits is 622080, while the sum is 47.

The square root of 52638698 is about 7255.2531313525. The cubic root of 52638698 is about 374.7730727792.

The spelling of 52638698 in words is "fifty-two million, six hundred thirty-eight thousand, six hundred ninety-eight".