609456 has 20 divisors (see below), whose sum is σ = 1574552. Its totient is φ = 203136.

The previous prime is 609443. The next prime is 609461. The reversal of 609456 is 654906.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

609456 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6301 + ... + 6396.

2⁶⁰⁹⁴⁵⁶ is an apocalyptic number.

It is an amenable number.

609456 is an abundant number, since it is smaller than the sum of its proper divisors (965096).

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

609456 is a wasteful number, since it uses less digits than its factorization.

609456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12708 (or 12702 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 609456 is about 780.6766295977. The cubic root of 609456 is about 84.7840423278.

The spelling of 609456 in words is "six hundred nine thousand, four hundred fifty-six".