223023937 has 2 divisors, whose sum is σ = 223023938. Its totient is φ = 223023936.

The previous prime is 223023917. The next prime is 223023961. The reversal of 223023937 is 739320322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135582736 + 87441201 = 11644^2 + 9351^2 .

It is a cyclic number.

It is not a de Polignac number, because 223023937 - 2⁷ = 223023809 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 223023899 and 223023908.

It is not a weakly prime, because it can be changed into another prime (223023917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111511968 + 111511969.

It is an arithmetic number, because the mean of its divisors is an integer number (111511969).

Almost surely, 2^223023937 is an apocalyptic number.

It is an amenable number.

223023937 is a deficient number, since it is larger than the sum of its proper divisors (1).

223023937 is an equidigital number, since it uses as much as digits as its factorization.

223023937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 31.

The square root of 223023937 is about 14933.9859716018. The cubic root of 223023937 is about 606.4343962839.

The spelling of 223023937 in words is "two hundred twenty-three million, twenty-three thousand, nine hundred thirty-seven".