2212862 has 8 divisors (see below), whose sum is σ = 3333792. Its totient is φ = 1101600.

The previous prime is 2212831. The next prime is 2212871. The reversal of 2212862 is 2682122.

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

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1814 + ... + 2777.

It is an arithmetic number, because the mean of its divisors is an integer number (416724).

2^2212862 is an apocalyptic number.

2212862 is a deficient number, since it is larger than the sum of its proper divisors (1120930).

2212862 is a wasteful number, since it uses less digits than its factorization.

2212862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4834.

The product of its digits is 768, while the sum is 23.

The square root of 2212862 is about 1487.5691580562. The cubic root of 2212862 is about 130.3121100326.

Adding to 2212862 its reverse (2682122), we get a palindrome (4894984).

The spelling of 2212862 in words is "two million, two hundred twelve thousand, eight hundred sixty-two".