85320772 has 12 divisors (see below), whose sum is σ = 152784016. Its totient is φ = 41668200.

The previous prime is 85320757. The next prime is 85320787. The reversal of 85320772 is 27702358.

It is an interprime number because it is at equal distance from previous prime (85320757) and next prime (85320787).

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247854 + ... + 248197.

Almost surely, 2^85320772 is an apocalyptic number.

It is an amenable number.

85320772 is a deficient number, since it is larger than the sum of its proper divisors (67463244).

85320772 is a wasteful number, since it uses less digits than its factorization.

85320772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496098 (or 496096 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 85320772 is about 9236.9243799005. The cubic root of 85320772 is about 440.2353630588.

The spelling of 85320772 in words is "eighty-five million, three hundred twenty thousand, seven hundred seventy-two".