85444274 has 16 divisors (see below), whose sum is σ = 129494400. Its totient is φ = 42282000.

The previous prime is 85444259. The next prime is 85444301. The reversal of 85444274 is 47244458.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113399 + ... + 114149.

It is an arithmetic number, because the mean of its divisors is an integer number (8093400).

Almost surely, 2^85444274 is an apocalyptic number.

85444274 is a deficient number, since it is larger than the sum of its proper divisors (44050126).

85444274 is a wasteful number, since it uses less digits than its factorization.

85444274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265.

The product of its digits is 143360, while the sum is 38.

The square root of 85444274 is about 9243.6071963276. The cubic root of 85444274 is about 440.4476745279.

The spelling of 85444274 in words is "eighty-five million, four hundred forty-four thousand, two hundred seventy-four".