85222084 has 12 divisors (see below), whose sum is σ = 155623104. Its totient is φ = 40758344.

The previous prime is 85222043. The next prime is 85222091. The reversal of 85222084 is 48022258.

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, 463072 + ... + 463255.

It is an arithmetic number, because the mean of its divisors is an integer number (12968592).

Almost surely, 2^85222084 is an apocalyptic number.

It is an amenable number.

85222084 is a deficient number, since it is larger than the sum of its proper divisors (70401020).

85222084 is a wasteful number, since it uses less digits than its factorization.

85222084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926354 (or 926352 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 31.

The square root of 85222084 is about 9231.5807963750. The cubic root of 85222084 is about 440.0655618559.

The spelling of 85222084 in words is "eighty-five million, two hundred twenty-two thousand, eighty-four".