222256151 has 16 divisors (see below), whose sum is σ = 248976000. Its totient is φ = 197054208.

The previous prime is 222256103. The next prime is 222256159. The reversal of 222256151 is 151652222.

It is a de Polignac number, because none of the positive numbers 2^k-222256151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222256151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222256159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35075 + ... + 40923.

It is an arithmetic number, because the mean of its divisors is an integer number (15561000).

Almost surely, 2^222256151 is an apocalyptic number.

222256151 is a deficient number, since it is larger than the sum of its proper divisors (26719849).

222256151 is a wasteful number, since it uses less digits than its factorization.

222256151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5978.

The product of its digits is 2400, while the sum is 26.

The square root of 222256151 is about 14908.2578123669. The cubic root of 222256151 is about 605.7376890491.

The spelling of 222256151 in words is "two hundred twenty-two million, two hundred fifty-six thousand, one hundred fifty-one".