422222245 has 16 divisors (see below), whose sum is σ = 514463040. Its totient is φ = 332607744.

The previous prime is 422222239. The next prime is 422222257. The reversal of 422222245 is 542222224.

It is a cyclic number.

It is not a de Polignac number, because 422222245 - 2¹³ = 422214053 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138346 + ... + 141364.

It is an arithmetic number, because the mean of its divisors is an integer number (32153940).

Almost surely, 2^422222245 is an apocalyptic number.

It is an amenable number.

422222245 is a deficient number, since it is larger than the sum of its proper divisors (92240795).

422222245 is a wasteful number, since it uses less digits than its factorization.

422222245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3444.

The product of its digits is 5120, while the sum is 25.

The square root of 422222245 is about 20548.0472308198. The cubic root of 422222245 is about 750.2057183829.

Adding to 422222245 its reverse (542222224), we get a palindrome (964444469).

The spelling of 422222245 in words is "four hundred twenty-two million, two hundred twenty-two thousand, two hundred forty-five".