551152 has 60 divisors (see below), whose sum is σ = 1342920. Its totient is φ = 217728.

The previous prime is 551143. The next prime is 551179. The reversal of 551152 is 251155.

551152 is nontrivially palindromic in base 3.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

551152 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 11 ways as a sum of consecutive naturals, for example, 14878 + ... + 14914.

It is an arithmetic number, because the mean of its divisors is an integer number (22382).

2⁵⁵¹¹⁵² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 551152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (671460).

551152 is an abundant number, since it is smaller than the sum of its proper divisors (791768).

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

551152 is a wasteful number, since it uses less digits than its factorization.

551152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78 (or 65 counting only the distinct ones).

The product of its digits is 250, while the sum is 19.

The square root of 551152 is about 742.3961206795. The cubic root of 551152 is about 81.9892906895.

It can be divided in two parts, 551 and 152, that added together give a triangular number (703 = T₃₇).

The spelling of 551152 in words is "five hundred fifty-one thousand, one hundred fifty-two".