222401434 has 8 divisors (see below), whose sum is σ = 335072448. Its totient is φ = 110710620.

The previous prime is 222401401. The next prime is 222401437. The reversal of 222401434 is 434104222.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (222401437) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 244482 + ... + 245389.

It is an arithmetic number, because the mean of its divisors is an integer number (41884056).

Almost surely, 2^222401434 is an apocalyptic number.

222401434 is a deficient number, since it is larger than the sum of its proper divisors (112671014).

222401434 is a wasteful number, since it uses less digits than its factorization.

222401434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490100.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 222401434 is about 14913.1295843629. The cubic root of 222401434 is about 605.8696452328.

Adding to 222401434 its reverse (434104222), we get a palindrome (656505656).

The spelling of 222401434 in words is "two hundred twenty-two million, four hundred one thousand, four hundred thirty-four".