609080994 has 96 divisors (see below), whose sum is σ = 1417328640. Its totient is φ = 188697600.

The previous prime is 609080993. The next prime is 609081047. The reversal of 609080994 is 499080906.

It is not an unprimeable number, because it can be changed into a prime (609080993) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1807194 + ... + 1807530.

It is an arithmetic number, because the mean of its divisors is an integer number (14763840).

Almost surely, 2^609080994 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 609080994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (708664320).

609080994 is an abundant number, since it is smaller than the sum of its proper divisors (808247646).

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

609080994 is a wasteful number, since it uses less digits than its factorization.

609080994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496 (or 493 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The square root of 609080994 is about 24679.5663252011. The cubic root of 609080994 is about 847.6664919465. Note that the first 3 decimals are identical.

The spelling of 609080994 in words is "six hundred nine million, eighty thousand, nine hundred ninety-four".