551324 has 6 divisors (see below), whose sum is σ = 964824. Its totient is φ = 275660.

The previous prime is 551321. The next prime is 551339. The reversal of 551324 is 423155.

It is a junction number, because it is equal to n+sod(n) for n = 551296 and 551305.

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 551324.

It is not an unprimeable number, because it can be changed into a prime (551321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68912 + ... + 68919.

It is an arithmetic number, because the mean of its divisors is an integer number (160804).

2⁵⁵¹³²⁴ is an apocalyptic number.

It is an amenable number.

551324 is a deficient number, since it is larger than the sum of its proper divisors (413500).

551324 is a wasteful number, since it uses less digits than its factorization.

551324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137835 (or 137833 counting only the distinct ones).

The product of its digits is 600, while the sum is 20.

The square root of 551324 is about 742.5119527657. The cubic root of 551324 is about 81.9978187007.

Adding to 551324 its reverse (423155), we get a palindrome (974479).

The spelling of 551324 in words is "five hundred fifty-one thousand, three hundred twenty-four".