2056122 has 12 divisors (see below), whose sum is σ = 4454970. Its totient is φ = 685368.

The previous prime is 2056111. The next prime is 2056139. The reversal of 2056122 is 2216502.

It can be written as a sum of positive squares in only one way, i.e., 1461681 + 594441 = 1209^2 + 771^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 114229 = 2056122 / (2 + 0 + 5 + 6 + 1 + 2 + 2).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2056095 and 2056104.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57097 + ... + 57132.

2^2056122 is an apocalyptic number.

2056122 is an abundant number, since it is smaller than the sum of its proper divisors (2398848).

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

2056122 is a wasteful number, since it uses less digits than its factorization.

2056122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114237 (or 114234 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2056122 is about 1433.9184077206. The cubic root of 2056122 is about 127.1597386521.

The spelling of 2056122 in words is "two million, fifty-six thousand, one hundred twenty-two".