84224488 has 8 divisors (see below), whose sum is σ = 157920930. Its totient is φ = 42112240.

The previous prime is 84224467. The next prime is 84224501. The reversal of 84224488 is 88442248.

It can be written as a sum of positive squares in only one way, i.e., 55086084 + 29138404 = 7422^2 + 5398^2 .

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

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 84224488.

It is an unprimeable number.

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, 5264023 + ... + 5264038.

Almost surely, 2^84224488 is an apocalyptic number.

It is an amenable number.

84224488 is a deficient number, since it is larger than the sum of its proper divisors (73696442).

84224488 is a wasteful number, since it uses less digits than its factorization.

84224488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10528067 (or 10528063 counting only the distinct ones).

The product of its digits is 131072, while the sum is 40.

The square root of 84224488 is about 9177.3900429261. The cubic root of 84224488 is about 438.3417056460.

The spelling of 84224488 in words is "eighty-four million, two hundred twenty-four thousand, four hundred eighty-eight".