609534456 has 64 divisors (see below), whose sum is σ = 1619481600. Its totient is φ = 190514688.

The previous prime is 609534449. The next prime is 609534481. The reversal of 609534456 is 654435906.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112825 + ... + 118103.

It is an arithmetic number, because the mean of its divisors is an integer number (25304400).

Almost surely, 2^609534456 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 609534456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (809740800).

609534456 is an abundant number, since it is smaller than the sum of its proper divisors (1009947144).

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

609534456 is a wasteful number, since it uses less digits than its factorization.

609534456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5588 (or 5584 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

The square root of 609534456 is about 24688.7516087792. The cubic root of 609534456 is about 847.8768028872.

The spelling of 609534456 in words is "six hundred nine million, five hundred thirty-four thousand, four hundred fifty-six".