22783066 has 8 divisors (see below), whose sum is σ = 34205940. Its totient is φ = 11381088.

The previous prime is 22783051. The next prime is 22783093. The reversal of 22783066 is 66038722.

It can be written as a sum of positive squares in 2 ways, for example, as 22705225 + 77841 = 4765^2 + 279^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2131 + ... + 7078.

Almost surely, 2^22783066 is an apocalyptic number.

22783066 is a deficient number, since it is larger than the sum of its proper divisors (11422874).

22783066 is a wasteful number, since it uses less digits than its factorization.

22783066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10448.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 22783066 is about 4773.1610071314. The cubic root of 22783066 is about 283.4897685912.

The spelling of 22783066 in words is "twenty-two million, seven hundred eighty-three thousand, sixty-six".