85474718 has 24 divisors (see below), whose sum is σ = 149479992. Its totient is φ = 36549744.

The previous prime is 85474681. The next prime is 85474729. The reversal of 85474718 is 81747458.

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 11 ways as a sum of consecutive naturals, for example, 66296 + ... + 67572.

It is an arithmetic number, because the mean of its divisors is an integer number (6228333).

Almost surely, 2^85474718 is an apocalyptic number.

85474718 is a deficient number, since it is larger than the sum of its proper divisors (64005274).

85474718 is a wasteful number, since it uses less digits than its factorization.

85474718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1976 (or 1969 counting only the distinct ones).

The product of its digits is 250880, while the sum is 44.

The square root of 85474718 is about 9245.2538093878. The cubic root of 85474718 is about 440.4999791710.

The spelling of 85474718 in words is "eighty-five million, four hundred seventy-four thousand, seven hundred eighteen".