223242329 has 2 divisors, whose sum is σ = 223242330. Its totient is φ = 223242328.

The previous prime is 223242311. The next prime is 223242337. The reversal of 223242329 is 923242322.

223242329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124835929 + 98406400 = 11173^2 + 9920^2 .

It is a cyclic number.

It is not a de Polignac number, because 223242329 - 2²⁰ = 222193753 is a prime.

It is a super-3 number, since 3×223242329³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (223245329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111621164 + 111621165.

It is an arithmetic number, because the mean of its divisors is an integer number (111621165).

Almost surely, 2^223242329 is an apocalyptic number.

It is an amenable number.

223242329 is a deficient number, since it is larger than the sum of its proper divisors (1).

223242329 is an equidigital number, since it uses as much as digits as its factorization.

223242329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 29.

The square root of 223242329 is about 14941.2960950515. The cubic root of 223242329 is about 606.6322782034.

The spelling of 223242329 in words is "two hundred twenty-three million, two hundred forty-two thousand, three hundred twenty-nine".