537582420 has 60 divisors (see below), whose sum is σ = 1686421044. Its totient is φ = 143354880.

The previous prime is 537582413. The next prime is 537582433. The reversal of 537582420 is 24285735.

537582420 is a `hidden beast` number, since 5 + 37 + 582 + 42 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 131882256 + 405700164 = 11484^2 + 20142^2 .

It is a tau number, because it is divible by the number of its divisors (60).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 164301 + ... + 167540.

Almost surely, 2^537582420 is an apocalyptic number.

It is an amenable number.

537582420 is an abundant number, since it is smaller than the sum of its proper divisors (1148838624).

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

537582420 is a wasteful number, since it uses less digits than its factorization.

537582420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331862 (or 331851 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 537582420 is about 23185.8236860371. The cubic root of 537582420 is about 813.1082221370.

The spelling of 537582420 in words is "five hundred thirty-seven million, five hundred eighty-two thousand, four hundred twenty".