85537292 has 12 divisors (see below), whose sum is σ = 151924920. Its totient is φ = 42130176.

The previous prime is 85537289. The next prime is 85537301. The reversal of 85537292 is 29273558.

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, 159317 + ... + 159852.

It is an arithmetic number, because the mean of its divisors is an integer number (12660410).

Almost surely, 2^85537292 is an apocalyptic number.

It is an amenable number.

85537292 is a deficient number, since it is larger than the sum of its proper divisors (66387628).

85537292 is a wasteful number, since it uses less digits than its factorization.

85537292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319240 (or 319238 counting only the distinct ones).

The product of its digits is 151200, while the sum is 41.

The square root of 85537292 is about 9248.6373050304. The cubic root of 85537292 is about 440.6074461226.

The spelling of 85537292 in words is "eighty-five million, five hundred thirty-seven thousand, two hundred ninety-two".