551132 has 12 divisors (see below), whose sum is σ = 970536. Its totient is φ = 273840.

The previous prime is 551129. The next prime is 551143. The reversal of 551132 is 231155.

It is a self number, because there is not a number n which added to its sum of digits gives 551132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 518 + ... + 1170.

It is an arithmetic number, because the mean of its divisors is an integer number (80878).

2⁵⁵¹¹³² is an apocalyptic number.

It is an amenable number.

551132 is a deficient number, since it is larger than the sum of its proper divisors (419404).

551132 is a wasteful number, since it uses less digits than its factorization.

551132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868 (or 866 counting only the distinct ones).

The product of its digits is 150, while the sum is 17.

The square root of 551132 is about 742.3826506593. The cubic root of 551132 is about 81.9882989451.

Adding to 551132 its reverse (231155), we get a palindrome (782287).

The spelling of 551132 in words is "five hundred fifty-one thousand, one hundred thirty-two".