222700399 has 2 divisors, whose sum is σ = 222700400. Its totient is φ = 222700398.

The previous prime is 222700381. The next prime is 222700403. The reversal of 222700399 is 993007222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222700399 - 2¹³ = 222692207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222700319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111350199 + 111350200.

It is an arithmetic number, because the mean of its divisors is an integer number (111350200).

Almost surely, 2^222700399 is an apocalyptic number.

222700399 is a deficient number, since it is larger than the sum of its proper divisors (1).

222700399 is an equidigital number, since it uses as much as digits as its factorization.

222700399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 222700399 is about 14923.1497680617. The cubic root of 222700399 is about 606.1410054667.

The spelling of 222700399 in words is "two hundred twenty-two million, seven hundred thousand, three hundred ninety-nine".