222322947 has 24 divisors (see below), whose sum is σ = 376178112. Its totient is φ = 115491600.

The previous prime is 222322937. The next prime is 222322949. The reversal of 222322947 is 749223222.

It is not a de Polignac number, because 222322947 - 2⁶ = 222322883 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (222322949) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67129 + ... + 70362.

It is an arithmetic number, because the mean of its divisors is an integer number (15674088).

Almost surely, 2^222322947 is an apocalyptic number.

222322947 is a deficient number, since it is larger than the sum of its proper divisors (153855165).

222322947 is a wasteful number, since it uses less digits than its factorization.

222322947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137519 (or 137512 counting only the distinct ones).

The product of its digits is 24192, while the sum is 33.

The square root of 222322947 is about 14910.4978790113. The cubic root of 222322947 is about 605.7983649881.

The spelling of 222322947 in words is "two hundred twenty-two million, three hundred twenty-two thousand, nine hundred forty-seven".