867094890 has 16 divisors (see below), whose sum is σ = 2081027808. Its totient is φ = 231225296.

The previous prime is 867094873. The next prime is 867094897. The reversal of 867094890 is 98490768.

It is a happy number.

It is a super-2 number, since 2×867094890² = 1503707096528224200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (867094897) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 14451552 + ... + 14451611.

It is an arithmetic number, because the mean of its divisors is an integer number (130064238).

Almost surely, 2^867094890 is an apocalyptic number.

867094890 is an abundant number, since it is smaller than the sum of its proper divisors (1213932918).

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

867094890 is a wasteful number, since it uses less digits than its factorization.

867094890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28903173.

The product of its (nonzero) digits is 870912, while the sum is 51.

The square root of 867094890 is about 29446.4750012629. The cubic root of 867094890 is about 953.5765055529.

The spelling of 867094890 in words is "eight hundred sixty-seven million, ninety-four thousand, eight hundred ninety".