551830086 has 24 divisors (see below), whose sum is σ = 1199192904. Its totient is φ = 183395520.

The previous prime is 551830073. The next prime is 551830151. The reversal of 551830086 is 680038155.

It is a self number, because there is not a number n which added to its sum of digits gives 551830086.

It is a congruent number.

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, 39420 + ... + 51551.

It is an arithmetic number, because the mean of its divisors is an integer number (49966371).

Almost surely, 2^551830086 is an apocalyptic number.

551830086 is an abundant number, since it is smaller than the sum of its proper divisors (647362818).

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

551830086 is a wasteful number, since it uses less digits than its factorization.

551830086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91316 (or 91313 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 551830086 is about 23491.0639605787. The cubic root of 551830086 is about 820.2290090090.

The spelling of 551830086 in words is "five hundred fifty-one million, eight hundred thirty thousand, eighty-six".