867747088 has 80 divisors (see below), whose sum is σ = 1899878400. Its totient is φ = 381224448.

The previous prime is 867747073. The next prime is 867747091. The reversal of 867747088 is 880747768.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 360513 + ... + 362911.

It is an arithmetic number, because the mean of its divisors is an integer number (23748480).

Almost surely, 2^867747088 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 867747088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (949939200).

867747088 is an abundant number, since it is smaller than the sum of its proper divisors (1032131312).

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

867747088 is a wasteful number, since it uses less digits than its factorization.

867747088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2504 (or 2498 counting only the distinct ones).

The product of its (nonzero) digits is 4214784, while the sum is 55.

The square root of 867747088 is about 29457.5472162908. The cubic root of 867747088 is about 953.8155277688.

The spelling of 867747088 in words is "eight hundred sixty-seven million, seven hundred forty-seven thousand, eighty-eight".