22163042 has 16 divisors (see below), whose sum is σ = 37152864. Its totient is φ = 9828000.

The previous prime is 22163041. The next prime is 22163051. The reversal of 22163042 is 24036122.

It is not an unprimeable number, because it can be changed into a prime (22163041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11384 + ... + 13187.

It is an arithmetic number, because the mean of its divisors is an integer number (2322054).

Almost surely, 2^22163042 is an apocalyptic number.

22163042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22163042 is a deficient number, since it is larger than the sum of its proper divisors (14989822).

22163042 is a wasteful number, since it uses less digits than its factorization.

22163042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24625.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 22163042 is about 4707.7640127772. The cubic root of 22163042 is about 280.8944272296.

Adding to 22163042 its reverse (24036122), we get a palindrome (46199164).

Subtracting 22163042 from its reverse (24036122), we obtain a triangular number (1873080 = T₁₉₃₅).

The spelling of 22163042 in words is "twenty-two million, one hundred sixty-three thousand, forty-two".