22923403 has 2 divisors, whose sum is σ = 22923404. Its totient is φ = 22923402.

The previous prime is 22923391. The next prime is 22923419. The reversal of 22923403 is 30432922.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22923403 - 2⁹ = 22922891 is a prime.

It is not a weakly prime, because it can be changed into another prime (22921403) by changing a digit.

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 as a sum of consecutive naturals, namely, 11461701 + 11461702.

It is an arithmetic number, because the mean of its divisors is an integer number (11461702).

Almost surely, 2^22923403 is an apocalyptic number.

22923403 is a deficient number, since it is larger than the sum of its proper divisors (1).

22923403 is an equidigital number, since it uses as much as digits as its factorization.

22923403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 22923403 is about 4787.8390741544. The cubic root of 22923403 is about 284.0706487928.

It can be divided in two parts, 229 and 23403, that added together give a palindrome (23632).

The spelling of 22923403 in words is "twenty-two million, nine hundred twenty-three thousand, four hundred three".