609674976 has 144 divisors (see below), whose sum is σ = 1797816384. Its totient is φ = 195858432.

The previous prime is 609674963. The next prime is 609674987. The reversal of 609674976 is 679476906.

609674976 is a `hidden beast` number, since 60 + 96 + 7 + 497 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 987820 + ... + 988436.

It is an arithmetic number, because the mean of its divisors is an integer number (12484836).

Almost surely, 2^609674976 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 609674976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (898908192).

609674976 is an abundant number, since it is smaller than the sum of its proper divisors (1188141408).

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

609674976 is a wasteful number, since it uses less digits than its factorization.

609674976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753 (or 742 counting only the distinct ones).

The product of its (nonzero) digits is 3429216, while the sum is 54.

The square root of 609674976 is about 24691.5972751866. The cubic root of 609674976 is about 847.9419534256.

The spelling of 609674976 in words is "six hundred nine million, six hundred seventy-four thousand, nine hundred seventy-six".