507520734 has 48 divisors (see below), whose sum is σ = 1184819328. Its totient is φ = 144507888.

The previous prime is 507520697. The next prime is 507520751. The reversal of 507520734 is 437025705.

It is a junction number, because it is equal to n+sod(n) for n = 507520695 and 507520704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87447 + ... + 93069.

It is an arithmetic number, because the mean of its divisors is an integer number (24683736).

Almost surely, 2^507520734 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 507520734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (592409664).

507520734 is an abundant number, since it is smaller than the sum of its proper divisors (677298594).

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

507520734 is a wasteful number, since it uses less digits than its factorization.

507520734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5949 (or 5942 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 33.

The square root of 507520734 is about 22528.2208352102. The cubic root of 507520734 is about 797.6602123722.

The spelling of 507520734 in words is "five hundred seven million, five hundred twenty thousand, seven hundred thirty-four".