552920 has 32 divisors (see below), whose sum is σ = 1300320. Its totient is φ = 211200.

The previous prime is 552917. The next prime is 552971. The reversal of 552920 is 29255.

It is a happy number.

It is a Smith number, since the sum of its digits (23) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 552920.

It is an unprimeable 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 7 ways as a sum of consecutive naturals, for example, 620 + ... + 1220.

It is an arithmetic number, because the mean of its divisors is an integer number (40635).

2⁵⁵²⁹²⁰ 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 552920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (650160).

552920 is an abundant number, since it is smaller than the sum of its proper divisors (747400).

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

552920 is a wasteful number, since it uses less digits than its factorization.

552920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635 (or 631 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 552920 is about 743.5859062677. The cubic root of 552920 is about 82.0768662539.

It can be divided in two parts, 5 and 52920, that added together give a palindrome (52925).

The spelling of 552920 in words is "five hundred fifty-two thousand, nine hundred twenty".