551325 has 12 divisors (see below), whose sum is σ = 911648. Its totient is φ = 294000.

The previous prime is 551321. The next prime is 551339. The reversal of 551325 is 523155.

551325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 551325 - 2² = 551321 is a prime.

It is a Duffinian number.

551325 is a lucky number.

It is a congruent number.

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 in 11 ways as a sum of consecutive naturals, for example, 3601 + ... + 3750.

2⁵⁵¹³²⁵ is an apocalyptic number.

It is an amenable number.

551325 is a deficient number, since it is larger than the sum of its proper divisors (360323).

551325 is a wasteful number, since it uses less digits than its factorization.

551325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7364 (or 7359 counting only the distinct ones).

The product of its digits is 750, while the sum is 21.

The square root of 551325 is about 742.5126261553. The cubic root of 551325 is about 81.9978682769.

The spelling of 551325 in words is "five hundred fifty-one thousand, three hundred twenty-five".