228323597 has 2 divisors, whose sum is σ = 228323598. Its totient is φ = 228323596.

The previous prime is 228323581. The next prime is 228323609. The reversal of 228323597 is 795323822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 209496676 + 18826921 = 14474^2 + 4339^2 .

It is a cyclic number.

It is not a de Polignac number, because 228323597 - 2⁴ = 228323581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (228323527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114161798 + 114161799.

It is an arithmetic number, because the mean of its divisors is an integer number (114161799).

Almost surely, 2^228323597 is an apocalyptic number.

It is an amenable number.

228323597 is a deficient number, since it is larger than the sum of its proper divisors (1).

228323597 is an equidigital number, since it uses as much as digits as its factorization.

228323597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 41.

The square root of 228323597 is about 15110.3804386256. The cubic root of 228323597 is about 611.2003569850.

The spelling of 228323597 in words is "two hundred twenty-eight million, three hundred twenty-three thousand, five hundred ninety-seven".