609788364 has 48 divisors (see below), whose sum is σ = 1450256640. Its totient is φ = 199362240.

The previous prime is 609788339. The next prime is 609788393. The reversal of 609788364 is 463887906.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 467337 + ... + 468639.

It is an arithmetic number, because the mean of its divisors is an integer number (30213680).

Almost surely, 2^609788364 is an apocalyptic number.

It is an amenable number.

609788364 is an abundant number, since it is smaller than the sum of its proper divisors (840468276).

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

609788364 is a wasteful number, since it uses less digits than its factorization.

609788364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2030 (or 2028 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 51.

The square root of 609788364 is about 24693.8932531912. The cubic root of 609788364 is about 847.9945172156.

The spelling of 609788364 in words is "six hundred nine million, seven hundred eighty-eight thousand, three hundred sixty-four".