22304783 has 2 divisors, whose sum is σ = 22304784. Its totient is φ = 22304782.

The previous prime is 22304761. The next prime is 22304809. The reversal of 22304783 is 38740322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22304783 - 2⁶ = 22304719 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22304483) 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 as a sum of consecutive naturals, namely, 11152391 + 11152392.

It is an arithmetic number, because the mean of its divisors is an integer number (11152392).

Almost surely, 2^22304783 is an apocalyptic number.

22304783 is a deficient number, since it is larger than the sum of its proper divisors (1).

22304783 is an equidigital number, since it uses as much as digits as its factorization.

22304783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 22304783 is about 4722.7939823795. The cubic root of 22304783 is about 281.4919637587.

The spelling of 22304783 in words is "twenty-two million, three hundred four thousand, seven hundred eighty-three".