59172018 has 16 divisors (see below), whose sum is σ = 118631520. Its totient is φ = 19676096.

The previous prime is 59172011. The next prime is 59172049. The reversal of 59172018 is 81027195.

59172018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 59172018.

It is not an unprimeable number, because it can be changed into a prime (59172011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9255 + ... + 14282.

It is an arithmetic number, because the mean of its divisors is an integer number (7414470).

Almost surely, 2^59172018 is an apocalyptic number.

59172018 is an abundant number, since it is smaller than the sum of its proper divisors (59459502).

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

59172018 is a wasteful number, since it uses less digits than its factorization.

59172018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23961.

The product of its (nonzero) digits is 5040, while the sum is 33.

The square root of 59172018 is about 7692.3350161053. The cubic root of 59172018 is about 389.6776165552.

The spelling of 59172018 in words is "fifty-nine million, one hundred seventy-two thousand, eighteen".