509604492 has 24 divisors (see below), whose sum is σ = 1208571952. Its totient is φ = 167083200.

The previous prime is 509604467. The next prime is 509604497. The reversal of 509604492 is 294406905.

It is a self number, because there is not a number n which added to its sum of digits gives 509604492.

It is not an unprimeable number, because it can be changed into a prime (509604497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347359 + ... + 348822.

Almost surely, 2^509604492 is an apocalyptic number.

It is an amenable number.

509604492 is an abundant number, since it is smaller than the sum of its proper divisors (698967460).

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

509604492 is a wasteful number, since it uses less digits than its factorization.

509604492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696249 (or 696247 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 509604492 is about 22574.4211885931. The cubic root of 509604492 is about 798.7503886891.

The spelling of 509604492 in words is "five hundred nine million, six hundred four thousand, four hundred ninety-two".