222434013 has 4 divisors (see below), whose sum is σ = 296578688. Its totient is φ = 148289340.

The previous prime is 222433987. The next prime is 222434027. The reversal of 222434013 is 310434222.

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 222434013 - 2⁶ = 222433949 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222434063) 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, 37072333 + ... + 37072338.

It is an arithmetic number, because the mean of its divisors is an integer number (74144672).

Almost surely, 2^222434013 is an apocalyptic number.

It is an amenable number.

222434013 is a deficient number, since it is larger than the sum of its proper divisors (74144675).

222434013 is an equidigital number, since it uses as much as digits as its factorization.

222434013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74144674.

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

The square root of 222434013 is about 14914.2218368911. The cubic root of 222434013 is about 605.8992278709.

Adding to 222434013 its reverse (310434222), we get a palindrome (532868235).

The spelling of 222434013 in words is "two hundred twenty-two million, four hundred thirty-four thousand, thirteen".