2272858 has 16 divisors (see below), whose sum is σ = 4022784. Its totient is φ = 942480.

The previous prime is 2272843. The next prime is 2272859. The reversal of 2272858 is 8582722.

2272858 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2272859) by changing a digit.

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, 2185 + ... + 3052.

It is an arithmetic number, because the mean of its divisors is an integer number (251424).

2^2272858 is an apocalyptic number.

2272858 is a deficient number, since it is larger than the sum of its proper divisors (1749926).

2272858 is a wasteful number, since it uses less digits than its factorization.

2272858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5277.

The product of its digits is 17920, while the sum is 34.

The square root of 2272858 is about 1507.6000795967. The cubic root of 2272858 is about 131.4793155165.

The spelling of 2272858 in words is "two million, two hundred seventy-two thousand, eight hundred fifty-eight".