552818 has 12 divisors (see below), whose sum is σ = 964782. Its totient is φ = 236880.

The previous prime is 552809. The next prime is 552821. The reversal of 552818 is 818255.

It can be written as a sum of positive squares in only one way, i.e., 305809 + 247009 = 553^2 + 497^2 .

It is a super-2 number, since 2×552818² = 611215482248, which contains 22 as substring.

It is an unprimeable number.

552818 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 (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2723 + ... + 2918.

2⁵⁵²⁸¹⁸ is an apocalyptic number.

552818 is a deficient number, since it is larger than the sum of its proper divisors (411964).

552818 is a wasteful number, since it uses less digits than its factorization.

552818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5657 (or 5650 counting only the distinct ones).

The product of its digits is 3200, while the sum is 29.

The square root of 552818 is about 743.5173165435. The cubic root of 552818 is about 82.0718188961.

The spelling of 552818 in words is "five hundred fifty-two thousand, eight hundred eighteen".