220094388 has 24 divisors (see below), whose sum is σ = 570615360. Its totient is φ = 73364760.

The previous prime is 220094387. The next prime is 220094411. The reversal of 220094388 is 883490022.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220094387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1018848 + ... + 1019063.

It is an arithmetic number, because the mean of its divisors is an integer number (23775640).

Almost surely, 2^220094388 is an apocalyptic number.

It is an amenable number.

220094388 is an abundant number, since it is smaller than the sum of its proper divisors (350520972).

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

220094388 is a wasteful number, since it uses less digits than its factorization.

220094388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2037924 (or 2037916 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 220094388 is about 14835.5784518164. The cubic root of 220094388 is about 603.7673950468.

The spelling of 220094388 in words is "two hundred twenty million, ninety-four thousand, three hundred eighty-eight".