85455458 has 16 divisors (see below), whose sum is σ = 141808320. Its totient is φ = 38295600.

The previous prime is 85455401. The next prime is 85455473.

85455458 is nontrivially palindromic in base 10.

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, 25793 + ... + 28916.

It is an arithmetic number, because the mean of its divisors is an integer number (8863020).

Almost surely, 2^85455458 is an apocalyptic number.

85455458 is a deficient number, since it is larger than the sum of its proper divisors (56352862).

85455458 is a wasteful number, since it uses less digits than its factorization.

85455458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54793.

The product of its digits is 640000, while the sum is 44.

The square root of 85455458 is about 9244.2121351687. The cubic root of 85455458 is about 440.4668907634.

The spelling of 85455458 in words is "eighty-five million, four hundred fifty-five thousand, four hundred fifty-eight".