222334401 has 4 divisors (see below), whose sum is σ = 296445872. Its totient is φ = 148222932.

The previous prime is 222334339. The next prime is 222334403. The reversal of 222334401 is 104433222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 222334401 - 2¹⁴ = 222318017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222334403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37055731 + ... + 37055736.

It is an arithmetic number, because the mean of its divisors is an integer number (74111468).

Almost surely, 2^222334401 is an apocalyptic number.

It is an amenable number.

222334401 is a deficient number, since it is larger than the sum of its proper divisors (74111471).

222334401 is an equidigital number, since it uses as much as digits as its factorization.

222334401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74111470.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 222334401 is about 14910.8819658664. The cubic root of 222334401 is about 605.8087683157.

Adding to 222334401 its reverse (104433222), we get a palindrome (326767623).

The spelling of 222334401 in words is "two hundred twenty-two million, three hundred thirty-four thousand, four hundred one".