537868164 has 24 divisors (see below), whose sum is σ = 1257294528. Its totient is φ = 178965280.

The previous prime is 537868159. The next prime is 537868189. The reversal of 537868164 is 461868735.

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, 33552 + ... + 46919.

It is an arithmetic number, because the mean of its divisors is an integer number (52387272).

Almost surely, 2^537868164 is an apocalyptic number.

It is an amenable number.

537868164 is an abundant number, since it is smaller than the sum of its proper divisors (719426364).

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

537868164 is a wasteful number, since it uses less digits than its factorization.

537868164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81035 (or 81033 counting only the distinct ones).

The product of its digits is 967680, while the sum is 48.

The square root of 537868164 is about 23191.9849085843. The cubic root of 537868164 is about 813.2522618437.

The spelling of 537868164 in words is "five hundred thirty-seven million, eight hundred sixty-eight thousand, one hundred sixty-four".