85898622 has 16 divisors (see below), whose sum is σ = 171888912. Its totient is φ = 28617600.

The previous prime is 85898597. The next prime is 85898627. The reversal of 85898622 is 22689858.

It is a super-2 number, since 2×85898622² = 14757146522997768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85898627) 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, 17638 + ... + 21974.

It is an arithmetic number, because the mean of its divisors is an integer number (10743057).

Almost surely, 2^85898622 is an apocalyptic number.

85898622 is an abundant number, since it is smaller than the sum of its proper divisors (85990290).

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

85898622 is a wasteful number, since it uses less digits than its factorization.

85898622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7643.

The product of its digits is 552960, while the sum is 48.

The square root of 85898622 is about 9268.1509482744. The cubic root of 85898622 is about 441.2269850258.

The spelling of 85898622 in words is "eighty-five million, eight hundred ninety-eight thousand, six hundred twenty-two".