551084 has 6 divisors (see below), whose sum is σ = 964404. Its totient is φ = 275540.

The previous prime is 551069. The next prime is 551093. The reversal of 551084 is 480155.

It is an unprimeable number.

551084 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 as a sum of consecutive naturals, namely, 68882 + ... + 68889.

It is an arithmetic number, because the mean of its divisors is an integer number (160734).

2⁵⁵¹⁰⁸⁴ is an apocalyptic number.

It is an amenable number.

551084 is a deficient number, since it is larger than the sum of its proper divisors (413320).

551084 is a wasteful number, since it uses less digits than its factorization.

551084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137775 (or 137773 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 551084 is about 742.3503216137. The cubic root of 551084 is about 81.9859186608.

The spelling of 551084 in words is "five hundred fifty-one thousand, eighty-four".