530861504 has 28 divisors (see below), whose sum is σ = 1065276000. Its totient is φ = 262445568.

The previous prime is 530861491. The next prime is 530861509. The reversal of 530861504 is 405168035.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530861509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40904 + ... + 52295.

Almost surely, 2^530861504 is an apocalyptic number.

It is an amenable number.

530861504 is an abundant number, since it is smaller than the sum of its proper divisors (534414496).

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

530861504 is an equidigital number, since it uses as much as digits as its factorization.

530861504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93300 (or 93290 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 530861504 is about 23040.4319403956. The cubic root of 530861504 is about 809.7054784536.

The spelling of 530861504 in words is "five hundred thirty million, eight hundred sixty-one thousand, five hundred four".