52858620 has 36 divisors (see below), whose sum is σ = 160338360. Its totient is φ = 14095584.

The previous prime is 52858601. The next prime is 52858621. The reversal of 52858620 is 2685825.

52858620 is a `hidden beast` number, since 5 + 28 + 5 + 8 + 620 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52858621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 146650 + ... + 147009.

Almost surely, 2^52858620 is an apocalyptic number.

It is an amenable number.

52858620 is an abundant number, since it is smaller than the sum of its proper divisors (107479740).

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

52858620 is a wasteful number, since it uses less digits than its factorization.

52858620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293674 (or 293669 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The square root of 52858620 is about 7270.3933868808. The cubic root of 52858620 is about 375.2942756778.

The spelling of 52858620 in words is "fifty-two million, eight hundred fifty-eight thousand, six hundred twenty".