222965429 has 4 divisors (see below), whose sum is σ = 223366284. Its totient is φ = 222564576.

The previous prime is 222965417. The next prime is 222965467. The reversal of 222965429 is 924569222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27804529 + 195160900 = 5273^2 + 13970^2 .

It is a cyclic number.

It is not a de Polignac number, because 222965429 - 2⁸ = 222965173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222965629) 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, 199592 + ... + 200705.

It is an arithmetic number, because the mean of its divisors is an integer number (55841571).

Almost surely, 2^222965429 is an apocalyptic number.

It is an amenable number.

222965429 is a deficient number, since it is larger than the sum of its proper divisors (400855).

222965429 is an equidigital number, since it uses as much as digits as its factorization.

222965429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400854.

The product of its digits is 155520, while the sum is 41.

The square root of 222965429 is about 14932.0269555074. The cubic root of 222965429 is about 606.3813610697.

The spelling of 222965429 in words is "two hundred twenty-two million, nine hundred sixty-five thousand, four hundred twenty-nine".