222425377 has 2 divisors, whose sum is σ = 222425378. Its totient is φ = 222425376.

The previous prime is 222425363. The next prime is 222425393. The reversal of 222425377 is 773524222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116726416 + 105698961 = 10804^2 + 10281^2 .

It is a cyclic number.

It is not a de Polignac number, because 222425377 - 2²⁷ = 88207649 is a prime.

It is not a weakly prime, because it can be changed into another prime (222425317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111212688 + 111212689.

It is an arithmetic number, because the mean of its divisors is an integer number (111212689).

Almost surely, 2^222425377 is an apocalyptic number.

It is an amenable number.

222425377 is a deficient number, since it is larger than the sum of its proper divisors (1).

222425377 is an equidigital number, since it uses as much as digits as its factorization.

222425377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47040, while the sum is 34.

The square root of 222425377 is about 14913.9323117681. The cubic root of 222425377 is about 605.8913864241.

Adding to 222425377 its reverse (773524222), we get a palindrome (995949599).

The spelling of 222425377 in words is "two hundred twenty-two million, four hundred twenty-five thousand, three hundred seventy-seven".