222051346 has 16 divisors (see below), whose sum is σ = 369315648. Its totient is φ = 99277200.

The previous prime is 222051337. The next prime is 222051353. The reversal of 222051346 is 643150222.

It is a self number, because there is not a number n which added to its sum of digits gives 222051346.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81390 + ... + 84073.

It is an arithmetic number, because the mean of its divisors is an integer number (23082228).

Almost surely, 2^222051346 is an apocalyptic number.

222051346 is a deficient number, since it is larger than the sum of its proper divisors (147264302).

222051346 is a wasteful number, since it uses less digits than its factorization.

222051346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165537.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 222051346 is about 14901.3873850726. The cubic root of 222051346 is about 605.5515731161.

The spelling of 222051346 in words is "two hundred twenty-two million, fifty-one thousand, three hundred forty-six".