222416407 has 2 divisors, whose sum is σ = 222416408. Its totient is φ = 222416406.

The previous prime is 222416401. The next prime is 222416477. The reversal of 222416407 is 704614222.

It is a happy number.

222416407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222416407 - 2²⁷ = 88198679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222416401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111208203 + 111208204.

It is an arithmetic number, because the mean of its divisors is an integer number (111208204).

Almost surely, 2^222416407 is an apocalyptic number.

222416407 is a deficient number, since it is larger than the sum of its proper divisors (1).

222416407 is an equidigital number, since it uses as much as digits as its factorization.

222416407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 222416407 is about 14913.6315832194. The cubic root of 222416407 is about 605.8832414920.

The spelling of 222416407 in words is "two hundred twenty-two million, four hundred sixteen thousand, four hundred seven".