84822090 has 16 divisors (see below), whose sum is σ = 203573088. Its totient is φ = 22619216.

The previous prime is 84822053. The next prime is 84822097. The reversal of 84822090 is 9022848.

It is not an unprimeable number, because it can be changed into a prime (84822097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1413672 + ... + 1413731.

It is an arithmetic number, because the mean of its divisors is an integer number (12723318).

Almost surely, 2^84822090 is an apocalyptic number.

84822090 is an abundant number, since it is smaller than the sum of its proper divisors (118750998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84822090 is a wasteful number, since it uses less digits than its factorization.

84822090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2827413.

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 84822090 is about 9209.8908788324. The cubic root of 84822090 is about 439.3759921725.

The spelling of 84822090 in words is "eighty-four million, eight hundred twenty-two thousand, ninety".