507305916 has 120 divisors (see below), whose sum is σ = 1461949104. Its totient is φ = 152409600.

The previous prime is 507305899. The next prime is 507305957. The reversal of 507305916 is 619503705.

It is a happy number.

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 39 ways as a sum of consecutive naturals, for example, 179716 + ... + 182516.

Almost surely, 2^507305916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 507305916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (730974552).

507305916 is an abundant number, since it is smaller than the sum of its proper divisors (954643188).

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

507305916 is a wasteful number, since it uses less digits than its factorization.

507305916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2873 (or 2862 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 36.

The square root of 507305916 is about 22523.4525772582. The cubic root of 507305916 is about 797.5476547684.

The spelling of 507305916 in words is "five hundred seven million, three hundred five thousand, nine hundred sixteen".