899159622 has 32 divisors (see below), whose sum is σ = 1811994624. Its totient is φ = 297448800.

The previous prime is 899159617. The next prime is 899159623. The reversal of 899159622 is 226951998.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899159623) by changing a digit.

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, 756913 + ... + 758099.

It is an arithmetic number, because the mean of its divisors is an integer number (56624832).

Almost surely, 2^899159622 is an apocalyptic number.

899159622 is an abundant number, since it is smaller than the sum of its proper divisors (912835002).

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

899159622 is a wasteful number, since it uses less digits than its factorization.

899159622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2044.

The product of its digits is 699840, while the sum is 51.

The square root of 899159622 is about 29985.9904288653. The cubic root of 899159622 is about 965.1887813794.

The spelling of 899159622 in words is "eight hundred ninety-nine million, one hundred fifty-nine thousand, six hundred twenty-two".