85998244 has 6 divisors (see below), whose sum is σ = 150496934. Its totient is φ = 42999120.

The previous prime is 85998233. The next prime is 85998259. The reversal of 85998244 is 44289958.

It can be written as a sum of positive squares in only one way, i.e., 46785600 + 39212644 = 6840^2 + 6262^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10749777 + ... + 10749784.

Almost surely, 2^85998244 is an apocalyptic number.

It is an amenable number.

85998244 is a deficient number, since it is larger than the sum of its proper divisors (64498690).

85998244 is a wasteful number, since it uses less digits than its factorization.

85998244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21499565 (or 21499563 counting only the distinct ones).

The product of its digits is 829440, while the sum is 49.

The square root of 85998244 is about 9273.5238178375. The cubic root of 85998244 is about 441.3974919630.

The spelling of 85998244 in words is "eighty-five million, nine hundred ninety-eight thousand, two hundred forty-four".