222342045 has 16 divisors (see below), whose sum is σ = 356254080. Its totient is φ = 118413504.

The previous prime is 222342023. The next prime is 222342061. The reversal of 222342045 is 540243222.

It is a happy number.

222342045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222342045 - 2⁹ = 222341533 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, 711 + ... + 21099.

It is an arithmetic number, because the mean of its divisors is an integer number (22265880).

Almost surely, 2^222342045 is an apocalyptic number.

It is an amenable number.

222342045 is a deficient number, since it is larger than the sum of its proper divisors (133912035).

222342045 is a wasteful number, since it uses less digits than its factorization.

222342045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21124.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 222342045 is about 14911.1382865293. The cubic root of 222342045 is about 605.8157109348.

Adding to 222342045 its reverse (540243222), we get a palindrome (762585267).

The spelling of 222342045 in words is "two hundred twenty-two million, three hundred forty-two thousand, forty-five".