552906 has 20 divisors (see below), whose sum is σ = 1239282. Its totient is φ = 184248.

The previous prime is 552899. The next prime is 552913. The reversal of 552906 is 609255.

It is an interprime number because it is at equal distance from previous prime (552899) and next prime (552913).

It can be written as a sum of positive squares in only one way, i.e., 342225 + 210681 = 585^2 + 459^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 552906.

It is an unprimeable number.

552906 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 9 ways as a sum of consecutive naturals, for example, 1545 + ... + 1868.

2⁵⁵²⁹⁰⁶ is an apocalyptic number.

552906 is an abundant number, since it is smaller than the sum of its proper divisors (686376).

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

552906 is a wasteful number, since it uses less digits than its factorization.

552906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3427 (or 3418 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 552906 is about 743.5764923665. The cubic root of 552906 is about 82.0761735161.

The spelling of 552906 in words is "five hundred fifty-two thousand, nine hundred six".