220194822 has 16 divisors (see below), whose sum is σ = 440544240. Its totient is φ = 73372512.

The previous prime is 220194769. The next prime is 220194827. The reversal of 220194822 is 228491022.

220194822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×220194822² = 96971519271223368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220194822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220194827) 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, 21204 + ... + 29832.

It is an arithmetic number, because the mean of its divisors is an integer number (27534015).

Almost surely, 2^220194822 is an apocalyptic number.

220194822 is an abundant number, since it is smaller than the sum of its proper divisors (220349418).

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

220194822 is a wasteful number, since it uses less digits than its factorization.

220194822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12887.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 220194822 is about 14838.9629691566. The cubic root of 220194822 is about 603.8592186107.

The spelling of 220194822 in words is "two hundred twenty million, one hundred ninety-four thousand, eight hundred twenty-two".