222032426 has 24 divisors (see below), whose sum is σ = 422646336. Its totient is φ = 86505720.

The previous prime is 222032413. The next prime is 222032429. The reversal of 222032426 is 624230222.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (222032429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101906 + ... + 104061.

It is an arithmetic number, because the mean of its divisors is an integer number (17610264).

Almost surely, 2^222032426 is an apocalyptic number.

222032426 is a deficient number, since it is larger than the sum of its proper divisors (200613910).

222032426 is a wasteful number, since it uses less digits than its factorization.

222032426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205994 (or 205987 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 222032426 is about 14900.7525313321. The cubic root of 222032426 is about 605.5343738491.

Adding to 222032426 its reverse (624230222), we get a palindrome (846262648).

The spelling of 222032426 in words is "two hundred twenty-two million, thirty-two thousand, four hundred twenty-six".