85258684 has 24 divisors (see below), whose sum is σ = 170713088. Its totient is φ = 36497520.

The previous prime is 85258669. The next prime is 85258729. The reversal of 85258684 is 48685258.

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, 45649 + ... + 47479.

Almost surely, 2^85258684 is an apocalyptic number.

It is an amenable number.

85258684 is an abundant number, since it is smaller than the sum of its proper divisors (85454404).

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

85258684 is a wasteful number, since it uses less digits than its factorization.

85258684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3505 (or 3503 counting only the distinct ones).

The product of its digits is 614400, while the sum is 46.

The square root of 85258684 is about 9233.5629093000. The cubic root of 85258684 is about 440.1285505932.

It can be divided in two parts, 852 and 58684, that added together give a square (59536 = 244²).

The spelling of 85258684 in words is "eighty-five million, two hundred fifty-eight thousand, six hundred eighty-four".