85851292 has 12 divisors (see below), whose sum is σ = 159077520. Its totient is φ = 40400576.

The previous prime is 85851277. The next prime is 85851301. The reversal of 85851292 is 29215858.

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, 631192 + ... + 631327.

It is an arithmetic number, because the mean of its divisors is an integer number (13256460).

Almost surely, 2^85851292 is an apocalyptic number.

It is an amenable number.

85851292 is a deficient number, since it is larger than the sum of its proper divisors (73226228).

85851292 is a wasteful number, since it uses less digits than its factorization.

85851292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262540 (or 1262538 counting only the distinct ones).

The product of its digits is 57600, while the sum is 40.

The square root of 85851292 is about 9265.5972284575. The cubic root of 85851292 is about 441.1459316886.

The spelling of 85851292 in words is "eighty-five million, eight hundred fifty-one thousand, two hundred ninety-two".