537784164 has 48 divisors (see below), whose sum is σ = 1397067840. Its totient is φ = 178899840.

The previous prime is 537784153. The next prime is 537784201. The reversal of 537784164 is 461487735.

537784164 is a `hidden beast` number, since 537 + 78 + 41 + 6 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51724 + ... + 61244.

It is an arithmetic number, because the mean of its divisors is an integer number (29105580).

Almost surely, 2^537784164 is an apocalyptic number.

537784164 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

537784164 is an abundant number, since it is smaller than the sum of its proper divisors (859283676).

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

537784164 is a wasteful number, since it uses less digits than its factorization.

537784164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10057 (or 10049 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The square root of 537784164 is about 23190.1738673948. The cubic root of 537784164 is about 813.2099238688.

Subtracting from 537784164 its product of digits (564480), we obtain a square (537219684 = 23178²).

The spelling of 537784164 in words is "five hundred thirty-seven million, seven hundred eighty-four thousand, one hundred sixty-four".