222345054 has 16 divisors (see below), whose sum is σ = 494100240. Its totient is φ = 74115000.

The previous prime is 222345047. The next prime is 222345073. The reversal of 222345054 is 450543222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2058697 + ... + 2058804.

It is an arithmetic number, because the mean of its divisors is an integer number (30881265).

Almost surely, 2^222345054 is an apocalyptic number.

222345054 is an abundant number, since it is smaller than the sum of its proper divisors (271755186).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222345054 is a wasteful number, since it uses less digits than its factorization.

222345054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4117512 (or 4117506 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 222345054 is about 14911.2391839176. The cubic root of 222345054 is about 605.8184437981.

Adding to 222345054 its reverse (450543222), we get a palindrome (672888276).

The spelling of 222345054 in words is "two hundred twenty-two million, three hundred forty-five thousand, fifty-four".