85783222 has 12 divisors (see below), whose sum is σ = 149683140. Its totient is φ = 36764196.

The previous prime is 85783213. The next prime is 85783277. The reversal of 85783222 is 22238758.

It is a super-2 number, since 2×85783222² = 14717522353402568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 437572 + ... + 437767.

It is an arithmetic number, because the mean of its divisors is an integer number (12473595).

Almost surely, 2^85783222 is an apocalyptic number.

85783222 is a deficient number, since it is larger than the sum of its proper divisors (63899918).

85783222 is a wasteful number, since it uses less digits than its factorization.

85783222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875355 (or 875348 counting only the distinct ones).

The product of its digits is 53760, while the sum is 37.

The square root of 85783222 is about 9261.9232344044. The cubic root of 85783222 is about 441.0293085418.

The spelling of 85783222 in words is "eighty-five million, seven hundred eighty-three thousand, two hundred twenty-two".