222672347 has 4 divisors (see below), whose sum is σ = 223014000. Its totient is φ = 222330696.

The previous prime is 222672337. The next prime is 222672371. The reversal of 222672347 is 743276222.

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

It is a cyclic number.

It is not a de Polignac number, because 222672347 - 2⁸ = 222672091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222672337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169847 + ... + 171152.

It is an arithmetic number, because the mean of its divisors is an integer number (55753500).

Almost surely, 2^222672347 is an apocalyptic number.

222672347 is a deficient number, since it is larger than the sum of its proper divisors (341653).

222672347 is an equidigital number, since it uses as much as digits as its factorization.

222672347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341652.

The product of its digits is 56448, while the sum is 35.

The square root of 222672347 is about 14922.2098564522. The cubic root of 222672347 is about 606.1155539610.

The spelling of 222672347 in words is "two hundred twenty-two million, six hundred seventy-two thousand, three hundred forty-seven".