3218126 has 4 divisors (see below), whose sum is σ = 4827192. Its totient is φ = 1609062.

The previous prime is 3218123. The next prime is 3218143. The reversal of 3218126 is 6218123.

3218126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6218123 = 109 ⋅57047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3218123) 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 as a sum of consecutive naturals, namely, 804530 + ... + 804533.

It is an arithmetic number, because the mean of its divisors is an integer number (1206798).

Almost surely, 2^3218126 is an apocalyptic number.

3218126 is a deficient number, since it is larger than the sum of its proper divisors (1609066).

3218126 is a wasteful number, since it uses less digits than its factorization.

3218126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609065.

The product of its digits is 576, while the sum is 23.

The square root of 3218126 is about 1793.9135988113. The cubic root of 3218126 is about 147.6389727263.

The spelling of 3218126 in words is "three million, two hundred eighteen thousand, one hundred twenty-six".