2818122 has 8 divisors (see below), whose sum is σ = 5636256. Its totient is φ = 939372.

The previous prime is 2818111. The next prime is 2818147. The reversal of 2818122 is 2218182.

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

2818122 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2818092 and 2818101.

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, 234838 + ... + 234849.

It is an arithmetic number, because the mean of its divisors is an integer number (704532).

2^2818122 is an apocalyptic number.

2818122 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.

2818122 is a wasteful number, since it uses less digits than its factorization.

2818122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469692.

The product of its digits is 512, while the sum is 24.

The square root of 2818122 is about 1678.7263028856. The cubic root of 2818122 is about 141.2493951471.

It can be divided in two parts, 28181 and 22, that added together give a triangular number (28203 = T₂₃₇).

The spelling of 2818122 in words is "two million, eight hundred eighteen thousand, one hundred twenty-two".