551276 has 36 divisors (see below), whose sum is σ = 1139544. Its totient is φ = 232320.

The previous prime is 551269. The next prime is 551281. The reversal of 551276 is 672155.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 551276.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8195 + ... + 8261.

It is an arithmetic number, because the mean of its divisors is an integer number (31654).

2⁵⁵¹²⁷⁶ is an apocalyptic number.

It is an amenable number.

551276 is an abundant number, since it is smaller than the sum of its proper divisors (588268).

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

551276 is a wasteful number, since it uses less digits than its factorization.

551276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110 (or 97 counting only the distinct ones).

The product of its digits is 2100, while the sum is 26.

The square root of 551276 is about 742.4796293502. The cubic root of 551276 is about 81.9954389690.

It can be divided in two parts, 551 and 276, that multiplied together give a triangular number (152076 = T₅₅₁).

The spelling of 551276 in words is "five hundred fifty-one thousand, two hundred seventy-six".