551087334 has 128 divisors (see below), whose sum is σ = 1492992000. Its totient is φ = 147087360.

The previous prime is 551087333. The next prime is 551087347. The reversal of 551087334 is 433780155.

551087334 is a `hidden beast` number, since 551 + 0 + 8 + 73 + 34 = 666.

551087334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551087333) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1227142 + ... + 1227590.

It is an arithmetic number, because the mean of its divisors is an integer number (11664000).

Almost surely, 2^551087334 is an apocalyptic number.

551087334 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 551087334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (746496000).

551087334 is an abundant number, since it is smaller than the sum of its proper divisors (941904666).

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

551087334 is a wasteful number, since it uses less digits than its factorization.

551087334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675 (or 669 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 551087334 is about 23475.2493916465. The cubic root of 551087334 is about 819.8608399581.

The spelling of 551087334 in words is "five hundred fifty-one million, eighty-seven thousand, three hundred thirty-four".