222043404 has 96 divisors (see below), whose sum is σ = 580608000. Its totient is φ = 65482560.

The previous prime is 222043397. The next prime is 222043411. The reversal of 222043404 is 404340222.

It is an interprime number because it is at equal distance from previous prime (222043397) and next prime (222043411).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1115697 + ... + 1115895.

It is an arithmetic number, because the mean of its divisors is an integer number (6048000).

Almost surely, 2^222043404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222043404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (290304000).

222043404 is an abundant number, since it is smaller than the sum of its proper divisors (358564596).

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

222043404 is a wasteful number, since it uses less digits than its factorization.

222043404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403 (or 401 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 222043404 is about 14901.1208974359. The cubic root of 222043404 is about 605.5443535428.

Adding to 222043404 its reverse (404340222), we get a palindrome (626383626).

The spelling of 222043404 in words is "two hundred twenty-two million, forty-three thousand, four hundred four".