85574274 has 16 divisors (see below), whose sum is σ = 171432480. Its totient is φ = 28477440.

The previous prime is 85574261. The next prime is 85574297. The reversal of 85574274 is 47247558.

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, 7807 + ... + 15234.

It is an arithmetic number, because the mean of its divisors is an integer number (10714530).

Almost surely, 2^85574274 is an apocalyptic number.

85574274 is an abundant number, since it is smaller than the sum of its proper divisors (85858206).

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

85574274 is a wasteful number, since it uses less digits than its factorization.

85574274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23665.

The product of its digits is 313600, while the sum is 42.

The square root of 85574274 is about 9250.6364105395. The cubic root of 85574274 is about 440.6709357673.

The spelling of 85574274 in words is "eighty-five million, five hundred seventy-four thousand, two hundred seventy-four".