52807538 has 8 divisors (see below), whose sum is σ = 90527232. Its totient is φ = 22631796.

The previous prime is 52807529. The next prime is 52807553. The reversal of 52807538 is 83570825.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1885970 + ... + 1885997.

It is an arithmetic number, because the mean of its divisors is an integer number (11315904).

Almost surely, 2^52807538 is an apocalyptic number.

52807538 is a deficient number, since it is larger than the sum of its proper divisors (37719694).

52807538 is a wasteful number, since it uses less digits than its factorization.

52807538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3771976.

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 52807538 is about 7266.8795228764. The cubic root of 52807538 is about 375.1733432674.

The spelling of 52807538 in words is "fifty-two million, eight hundred seven thousand, five hundred thirty-eight".