553306 has 12 divisors (see below), whose sum is σ = 899262. Its totient is φ = 255216.

The previous prime is 553279. The next prime is 553309. The reversal of 553306 is 603355.

It can be written as a sum of positive squares in 3 ways, for example, as 119025 + 434281 = 345^2 + 659^2 .

It is a super-2 number, since 2×553306² = 612295059272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (553309) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 481 + ... + 1156.

2⁵⁵³³⁰⁶ is an apocalyptic number.

553306 is a deficient number, since it is larger than the sum of its proper divisors (345956).

553306 is a wasteful number, since it uses less digits than its factorization.

553306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1665 (or 1652 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 553306 is about 743.8454140478. The cubic root of 553306 is about 82.0959614219.

The spelling of 553306 in words is "five hundred fifty-three thousand, three hundred six".