551030328 has 48 divisors (see below), whose sum is σ = 1509159600. Its totient is φ = 181610880.

The previous prime is 551030317. The next prime is 551030329. The reversal of 551030328 is 823030155.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551030329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36588 + ... + 49403.

It is an arithmetic number, because the mean of its divisors is an integer number (31440825).

Almost surely, 2^551030328 is an apocalyptic number.

It is an amenable number.

551030328 is an abundant number, since it is smaller than the sum of its proper divisors (958129272).

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

551030328 is a wasteful number, since it uses less digits than its factorization.

551030328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86092 (or 86085 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 551030328 is about 23474.0351878411. The cubic root of 551030328 is about 819.8325694247.

The spelling of 551030328 in words is "five hundred fifty-one million, thirty thousand, three hundred twenty-eight".