609460992 has 432 divisors, whose sum is σ = 2203987968. Its totient is φ = 158146560.

The previous prime is 609460987. The next prime is 609461009. The reversal of 609460992 is 299064906.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11499238 + ... + 11499290.

It is an arithmetic number, because the mean of its divisors is an integer number (5101824).

Almost surely, 2^609460992 is an apocalyptic number.

609460992 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 609460992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1101993984).

609460992 is an abundant number, since it is smaller than the sum of its proper divisors (1594526976).

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

609460992 is a wasteful number, since it uses less digits than its factorization.

609460992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 119 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The square root of 609460992 is about 24687.2637608950. The cubic root of 609460992 is about 847.8427381331.

The spelling of 609460992 in words is "six hundred nine million, four hundred sixty thousand, nine hundred ninety-two".