551924 has 12 divisors (see below), whose sum is σ = 997248. Its totient is φ = 267000.

The previous prime is 551917. The next prime is 551927. The reversal of 551924 is 429155.

It is a junction number, because it is equal to n+sod(n) for n = 551893 and 551902.

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 551924.

It is not an unprimeable number, because it can be changed into a prime (551927) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2102 + ... + 2349.

It is an arithmetic number, because the mean of its divisors is an integer number (83104).

2⁵⁵¹⁹²⁴ is an apocalyptic number.

It is an amenable number.

551924 is a deficient number, since it is larger than the sum of its proper divisors (445324).

551924 is a wasteful number, since it uses less digits than its factorization.

551924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4486 (or 4484 counting only the distinct ones).

The product of its digits is 1800, while the sum is 26.

The square root of 551924 is about 742.9158767990. The cubic root of 551924 is about 82.0275536989.

The spelling of 551924 in words is "five hundred fifty-one thousand, nine hundred twenty-four".