2222855 has 8 divisors (see below), whose sum is σ = 2753664. Its totient is φ = 1720800.

The previous prime is 2222839. The next prime is 2222893. The reversal of 2222855 is 5582222.

2222855 = 158² + 159² + ... + 219².

It is a happy number.

2222855 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2222855 - 2⁴ = 2222839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7016 + ... + 7325.

It is an arithmetic number, because the mean of its divisors is an integer number (344208).

2^2222855 is an apocalyptic number.

2222855 is a deficient number, since it is larger than the sum of its proper divisors (530809).

2222855 is a wasteful number, since it uses less digits than its factorization.

2222855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14377.

The product of its digits is 3200, while the sum is 26.

The square root of 2222855 is about 1490.9242100120. The cubic root of 2222855 is about 130.5079730697.

The spelling of 2222855 in words is "two million, two hundred twenty-two thousand, eight hundred fifty-five".