2642022 has 24 divisors (see below), whose sum is σ = 5880576. Its totient is φ = 856656.

The previous prime is 2641993. The next prime is 2642039. The reversal of 2642022 is 2202462.

It is a happy number.

2642022 is a `hidden beast` number, since 2 + 642 + 0 + 22 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 2641986 and 2642004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1318 + ... + 2649.

It is an arithmetic number, because the mean of its divisors is an integer number (245024).

2^2642022 is an apocalyptic number.

2642022 is an abundant number, since it is smaller than the sum of its proper divisors (3238554).

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

2642022 is a wasteful number, since it uses less digits than its factorization.

2642022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4012 (or 4009 counting only the distinct ones).

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

The square root of 2642022 is about 1625.4297893173. The cubic root of 2642022 is about 138.2437406355.

Adding to 2642022 its reverse (2202462), we get a palindrome (4844484).

The spelling of 2642022 in words is "two million, six hundred forty-two thousand, twenty-two".