555264 has 54 divisors (see below), whose sum is σ = 1607606. Its totient is φ = 184320.

The previous prime is 555257. The next prime is 555277. The reversal of 555264 is 462555.

It can be written as a sum of positive squares in only one way, i.e., 518400 + 36864 = 720^2 + 192^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2184 + ... + 2424.

2⁵⁵⁵²⁶⁴ 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 555264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (803803).

555264 is an abundant number, since it is smaller than the sum of its proper divisors (1052342).

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

555264 is a wasteful number, since it uses less digits than its factorization.

555264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263 (or 246 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 555264 is about 745.1603854205. The cubic root of 555264 is about 82.1926858713.

The spelling of 555264 in words is "five hundred fifty-five thousand, two hundred sixty-four".