867849164 has 48 divisors (see below), whose sum is σ = 1880809728. Its totient is φ = 341195328.

The previous prime is 867849139. The next prime is 867849251. The reversal of 867849164 is 461948768.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52019 + ... + 66645.

It is an arithmetic number, because the mean of its divisors is an integer number (39183536).

Almost surely, 2^867849164 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 867849164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (940404864).

867849164 is an abundant number, since it is smaller than the sum of its proper divisors (1012960564).

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

867849164 is a wasteful number, since it uses less digits than its factorization.

867849164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14814 (or 14812 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 53.

The square root of 867849164 is about 29459.2797603743. The cubic root of 867849164 is about 953.8529264754.

The spelling of 867849164 in words is "eight hundred sixty-seven million, eight hundred forty-nine thousand, one hundred sixty-four".