22380623 has 2 divisors, whose sum is σ = 22380624. Its totient is φ = 22380622.

The previous prime is 22380599. The next prime is 22380637. The reversal of 22380623 is 32608322.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22380623 - 2¹⁴ = 22364239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22380592 and 22380601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22380223) 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, 11190311 + 11190312.

It is an arithmetic number, because the mean of its divisors is an integer number (11190312).

Almost surely, 2^22380623 is an apocalyptic number.

22380623 is a deficient number, since it is larger than the sum of its proper divisors (1).

22380623 is an equidigital number, since it uses as much as digits as its factorization.

22380623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 22380623 is about 4730.8163143373. The cubic root of 22380623 is about 281.8106427933.

Adding to 22380623 its reverse (32608322), we get a palindrome (54988945).

The spelling of 22380623 in words is "twenty-two million, three hundred eighty thousand, six hundred twenty-three".