2112258 has 8 divisors (see below), whose sum is σ = 4224528. Its totient is φ = 704084.

The previous prime is 2112239. The next prime is 2112263. The reversal of 2112258 is 8522112.

It is a happy number.

2112258 is nontrivially palindromic in base 4.

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

2112258 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176016 + ... + 176027.

It is an arithmetic number, because the mean of its divisors is an integer number (528066).

2^2112258 is an apocalyptic number.

2112258 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2112258 is a wasteful number, since it uses less digits than its factorization.

2112258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352048.

The product of its digits is 320, while the sum is 21.

The square root of 2112258 is about 1453.3609324597. The cubic root of 2112258 is about 128.3065973801.

The spelling of 2112258 in words is "two million, one hundred twelve thousand, two hundred fifty-eight".