898091867 has 16 divisors (see below), whose sum is σ = 954633600. Its totient is φ = 842523840.

The previous prime is 898091819. The next prime is 898091891. The reversal of 898091867 is 768190898.

It is a happy number.

It is not a de Polignac number, because 898091867 - 2²⁶ = 830983003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (898091167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1179767 + ... + 1180527.

It is an arithmetic number, because the mean of its divisors is an integer number (59664600).

Almost surely, 2^898091867 is an apocalyptic number.

898091867 is a deficient number, since it is larger than the sum of its proper divisors (56541733).

898091867 is a wasteful number, since it uses less digits than its factorization.

898091867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306.

The product of its (nonzero) digits is 1741824, while the sum is 56.

The square root of 898091867 is about 29968.1809090909. The cubic root of 898091867 is about 964.8065751013.

The spelling of 898091867 in words is "eight hundred ninety-eight million, ninety-one thousand, eight hundred sixty-seven".