556480 has 56 divisors (see below), whose sum is σ = 1389888. Its totient is φ = 211968.

The previous prime is 556477. The next prime is 556483. The reversal of 556480 is 84655.

It is an interprime number because it is at equal distance from previous prime (556477) and next prime (556483).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11817 + ... + 11863.

2⁵⁵⁶⁴⁸⁰ 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 556480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (694944).

556480 is an abundant number, since it is smaller than the sum of its proper divisors (833408).

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

556480 is a wasteful number, since it uses less digits than its factorization.

556480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101 (or 91 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 556480 is about 745.9758709235. The cubic root of 556480 is about 82.2526413973.

The spelling of 556480 in words is "five hundred fifty-six thousand, four hundred eighty".