609416984 has 56 divisors (see below), whose sum is σ = 1286153220. Its totient is φ = 270565680.

The previous prime is 609416957. The next prime is 609416999. The reversal of 609416984 is 489614906.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 14172467 + ... + 14172509.

Almost surely, 2^609416984 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 609416984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (643076610).

609416984 is an abundant number, since it is smaller than the sum of its proper divisors (676736236).

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

609416984 is an frugal number, since it uses more digits than its factorization.

609416984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115 (or 56 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 47.

The square root of 609416984 is about 24686.3724350096. The cubic root of 609416984 is about 847.8223306136.

The spelling of 609416984 in words is "six hundred nine million, four hundred sixteen thousand, nine hundred eighty-four".