84865222 has 8 divisors (see below), whose sum is σ = 137090016. Its totient is φ = 39168552.

The previous prime is 84865181. The next prime is 84865247. The reversal of 84865222 is 22256848.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1631998 + ... + 1632049.

It is an arithmetic number, because the mean of its divisors is an integer number (17136252).

Almost surely, 2^84865222 is an apocalyptic number.

84865222 is a deficient number, since it is larger than the sum of its proper divisors (52224794).

84865222 is a wasteful number, since it uses less digits than its factorization.

84865222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3264062.

The product of its digits is 61440, while the sum is 37.

The square root of 84865222 is about 9212.2321942079. The cubic root of 84865222 is about 439.4504537268.

The spelling of 84865222 in words is "eighty-four million, eight hundred sixty-five thousand, two hundred twenty-two".