85322228 has 24 divisors (see below), whose sum is σ = 151429824. Its totient is φ = 42060800.

The previous prime is 85322219. The next prime is 85322233. The reversal of 85322228 is 82222358.

It is a junction number, because it is equal to n+sod(n) for n = 85322194 and 85322203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132788 + ... + 133428.

It is an arithmetic number, because the mean of its divisors is an integer number (6309576).

Almost surely, 2^85322228 is an apocalyptic number.

It is an amenable number.

85322228 is a deficient number, since it is larger than the sum of its proper divisors (66107596).

85322228 is a wasteful number, since it uses less digits than its factorization.

85322228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063 (or 1061 counting only the distinct ones).

The product of its digits is 15360, while the sum is 32.

The square root of 85322228 is about 9237.0031936770. The cubic root of 85322228 is about 440.2378672518.

The spelling of 85322228 in words is "eighty-five million, three hundred twenty-two thousand, two hundred twenty-eight".