84573224 has 8 divisors (see below), whose sum is σ = 158574810. Its totient is φ = 42286608.

The previous prime is 84573221. The next prime is 84573227. The reversal of 84573224 is 42237548.

It is an interprime number because it is at equal distance from previous prime (84573221) and next prime (84573227).

It can be written as a sum of positive squares in only one way, i.e., 59752900 + 24820324 = 7730^2 + 4982^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (84573221) by changing a digit.

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 as a sum of consecutive naturals, namely, 5285819 + ... + 5285834.

Almost surely, 2^84573224 is an apocalyptic number.

It is an amenable number.

84573224 is a deficient number, since it is larger than the sum of its proper divisors (74001586).

84573224 is a wasteful number, since it uses less digits than its factorization.

84573224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10571659 (or 10571655 counting only the distinct ones).

The product of its digits is 53760, while the sum is 35.

The square root of 84573224 is about 9196.3701534899. The cubic root of 84573224 is about 438.9458649906.

The spelling of 84573224 in words is "eighty-four million, five hundred seventy-three thousand, two hundred twenty-four".