220624422 has 8 divisors (see below), whose sum is σ = 441248856. Its totient is φ = 73541472.

The previous prime is 220624421. The next prime is 220624429. The reversal of 220624422 is 224426022.

220624422 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

220624422 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 220624392 and 220624401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220624421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18385363 + ... + 18385374.

It is an arithmetic number, because the mean of its divisors is an integer number (55156107).

Almost surely, 2^220624422 is an apocalyptic number.

220624422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

220624422 is a wasteful number, since it uses less digits than its factorization.

220624422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36770742.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 220624422 is about 14853.4313207420. The cubic root of 220624422 is about 604.2516731842.

The spelling of 220624422 in words is "two hundred twenty million, six hundred twenty-four thousand, four hundred twenty-two".