223634057 has 2 divisors, whose sum is σ = 223634058. Its totient is φ = 223634056.

The previous prime is 223634041. The next prime is 223634071. The reversal of 223634057 is 750436322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 190329616 + 33304441 = 13796^2 + 5771^2 .

It is a cyclic number.

It is not a de Polignac number, because 223634057 - 2⁴ = 223634041 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (223634017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111817028 + 111817029.

It is an arithmetic number, because the mean of its divisors is an integer number (111817029).

Almost surely, 2^223634057 is an apocalyptic number.

It is an amenable number.

223634057 is a deficient number, since it is larger than the sum of its proper divisors (1).

223634057 is an equidigital number, since it uses as much as digits as its factorization.

223634057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 32.

The square root of 223634057 is about 14954.3992523939. The cubic root of 223634057 is about 606.9868943302.

The spelling of 223634057 in words is "two hundred twenty-three million, six hundred thirty-four thousand, fifty-seven".