552891 has 16 divisors (see below), whose sum is σ = 804384. Its totient is φ = 336384.

The previous prime is 552887. The next prime is 552899. The reversal of 552891 is 198255.

It is not a de Polignac number, because 552891 - 2² = 552887 is a prime.

It is not an unprimeable number, because it can be changed into a prime (552899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1741 + ... + 2033.

It is an arithmetic number, because the mean of its divisors is an integer number (50274).

2⁵⁵²⁸⁹¹ is an apocalyptic number.

552891 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

552891 is a deficient number, since it is larger than the sum of its proper divisors (251493).

552891 is a wasteful number, since it uses less digits than its factorization.

552891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350.

The product of its digits is 3600, while the sum is 30.

The square root of 552891 is about 743.5664059114. The cubic root of 552891 is about 82.0754312840.

The spelling of 552891 in words is "five hundred fifty-two thousand, eight hundred ninety-one".