52155258 has 16 divisors (see below), whose sum is σ = 104613600. Its totient is φ = 17334576.

The previous prime is 52155241. The next prime is 52155281. The reversal of 52155258 is 85255125.

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, 10360 + ... + 14547.

It is an arithmetic number, because the mean of its divisors is an integer number (6538350).

Almost surely, 2^52155258 is an apocalyptic number.

52155258 is an abundant number, since it is smaller than the sum of its proper divisors (52458342).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52155258 is a wasteful number, since it uses less digits than its factorization.

52155258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25261.

The product of its digits is 20000, while the sum is 33.

The square root of 52155258 is about 7221.8597327835. The cubic root of 52155258 is about 373.6222223651.

The spelling of 52155258 in words is "fifty-two million, one hundred fifty-five thousand, two hundred fifty-eight".