2042622 has 24 divisors (see below), whose sum is σ = 4546776. Its totient is φ = 662256.

The previous prime is 2042609. The next prime is 2042627. The reversal of 2042622 is 2262402.

It is a happy number.

2042622 is a `hidden beast` number, since 2 + 0 + 42 + 622 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2042595 and 2042604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042627) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 868 + ... + 2199.

It is an arithmetic number, because the mean of its divisors is an integer number (189449).

2^2042622 is an apocalyptic number.

2042622 is an abundant number, since it is smaller than the sum of its proper divisors (2504154).

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

2042622 is a wasteful number, since it uses less digits than its factorization.

2042622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3112 (or 3109 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2042622 is about 1429.2032745554. The cubic root of 2042622 is about 126.8808273024.

The spelling of 2042622 in words is "two million, forty-two thousand, six hundred twenty-two".