222774983 has 2 divisors, whose sum is σ = 222774984. Its totient is φ = 222774982.

The previous prime is 222774977. The next prime is 222774997. The reversal of 222774983 is 389477222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222774983 - 2⁴ = 222774967 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222774913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111387491 + 111387492.

It is an arithmetic number, because the mean of its divisors is an integer number (111387492).

Almost surely, 2^222774983 is an apocalyptic number.

222774983 is a deficient number, since it is larger than the sum of its proper divisors (1).

222774983 is an equidigital number, since it uses as much as digits as its factorization.

222774983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 44.

The square root of 222774983 is about 14925.6484951241. The cubic root of 222774983 is about 606.2086649396.

The spelling of 222774983 in words is "two hundred twenty-two million, seven hundred seventy-four thousand, nine hundred eighty-three".