85897492 has 12 divisors (see below), whose sum is σ = 150534720. Its totient is φ = 42887576.

The previous prime is 85897459. The next prime is 85897517. The reversal of 85897492 is 29479858.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12058 + ... + 17809.

It is an arithmetic number, because the mean of its divisors is an integer number (12544560).

Almost surely, 2^85897492 is an apocalyptic number.

It is an amenable number.

85897492 is a deficient number, since it is larger than the sum of its proper divisors (64637228).

85897492 is a wasteful number, since it uses less digits than its factorization.

85897492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30590 (or 30588 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 52.

The square root of 85897492 is about 9268.0899866154. The cubic root of 85897492 is about 441.2250502308.

The spelling of 85897492 in words is "eighty-five million, eight hundred ninety-seven thousand, four hundred ninety-two".