609056 has 24 divisors (see below), whose sum is σ = 1370880. Its totient is φ = 260928.

The previous prime is 609047. The next prime is 609067. The reversal of 609056 is 650906.

It is a super-2 number, since 2×609056² = 741898422272, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

609056 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1136 + ... + 1583.

It is an arithmetic number, because the mean of its divisors is an integer number (57120).

2⁶⁰⁹⁰⁵⁶ is an apocalyptic number.

It is an amenable number.

609056 is an abundant number, since it is smaller than the sum of its proper divisors (761824).

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

609056 is a wasteful number, since it uses less digits than its factorization.

609056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2736 (or 2728 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 609056 is about 780.4203995284. The cubic root of 609056 is about 84.7654896955.

The spelling of 609056 in words is "six hundred nine thousand, fifty-six".