2642222 has 16 divisors (see below), whose sum is σ = 4378752. Its totient is φ = 1185720.

The previous prime is 2642203. The next prime is 2642231. The reversal of 2642222 is 2222462.

2642222 is a modest number, since divided by 2222 gives 264 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 2642194 and 2642203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1103 + ... + 2549.

It is an arithmetic number, because the mean of its divisors is an integer number (273672).

2^2642222 is an apocalyptic number.

2642222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2642222 is a deficient number, since it is larger than the sum of its proper divisors (1736530).

2642222 is a wasteful number, since it uses less digits than its factorization.

2642222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543.

The product of its digits is 768, while the sum is 20.

The square root of 2642222 is about 1625.4913103428. The cubic root of 2642222 is about 138.2472288793.

Adding to 2642222 its reverse (2222462), we get a palindrome (4864684).

The spelling of 2642222 in words is "two million, six hundred forty-two thousand, two hundred twenty-two".