22750723 has 2 divisors, whose sum is σ = 22750724. Its totient is φ = 22750722.

The previous prime is 22750699. The next prime is 22750729. The reversal of 22750723 is 32705722.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22750723 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22750691 and 22750700.

It is not a weakly prime, because it can be changed into another prime (22750729) 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, 11375361 + 11375362.

It is an arithmetic number, because the mean of its divisors is an integer number (11375362).

Almost surely, 2^22750723 is an apocalyptic number.

22750723 is a deficient number, since it is larger than the sum of its proper divisors (1).

22750723 is an equidigital number, since it uses as much as digits as its factorization.

22750723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 22750723 is about 4769.7717974763. The cubic root of 22750723 is about 283.3555570419.

The spelling of 22750723 in words is "twenty-two million, seven hundred fifty thousand, seven hundred twenty-three".