85897254 has 16 divisors (see below), whose sum is σ = 172554048. Its totient is φ = 28505832.

The previous prime is 85897181. The next prime is 85897261. The reversal of 85897254 is 45279858.

It is a Curzon number.

It is a congruent number.

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, 30172 + ... + 32895.

It is an arithmetic number, because the mean of its divisors is an integer number (10784628).

Almost surely, 2^85897254 is an apocalyptic number.

85897254 is an abundant number, since it is smaller than the sum of its proper divisors (86656794).

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

85897254 is a wasteful number, since it uses less digits than its factorization.

85897254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63299.

The product of its digits is 806400, while the sum is 48.

The square root of 85897254 is about 9268.0771468520. The cubic root of 85897254 is about 441.2246427232.

The spelling of 85897254 in words is "eighty-five million, eight hundred ninety-seven thousand, two hundred fifty-four".