551334 has 16 divisors (see below), whose sum is σ = 1260288. Its totient is φ = 157512.

The previous prime is 551321. The next prime is 551339. The reversal of 551334 is 433155.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 551334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551339) by changing a digit.

551334 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6522 + ... + 6605.

It is an arithmetic number, because the mean of its divisors is an integer number (78768).

2⁵⁵¹³³⁴ is an apocalyptic number.

551334 is an abundant number, since it is smaller than the sum of its proper divisors (708954).

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

551334 is a wasteful number, since it uses less digits than its factorization.

551334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13139.

The product of its digits is 900, while the sum is 21.

The square root of 551334 is about 742.5186866335. The cubic root of 551334 is about 81.9983144607.

Adding to 551334 its reverse (433155), we get a palindrome (984489).

The spelling of 551334 in words is "five hundred fifty-one thousand, three hundred thirty-four".