609106992 has 80 divisors (see below), whose sum is σ = 1704245088. Its totient is φ = 186347520.

The previous prime is 609106937. The next prime is 609107017. The reversal of 609106992 is 299601906.

It is a happy number.

It is a super-2 number, since 2×609106992² = 742022655406576128, which contains 22 as substring.

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, 110248 + ... + 115640.

Almost surely, 2^609106992 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 609106992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (852122544).

609106992 is an abundant number, since it is smaller than the sum of its proper divisors (1095138096).

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

609106992 is a wasteful number, since it uses less digits than its factorization.

609106992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5598 (or 5592 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 42.

The square root of 609106992 is about 24680.0930306188. The cubic root of 609106992 is about 847.6785523676.

The spelling of 609106992 in words is "six hundred nine million, one hundred six thousand, nine hundred ninety-two".