228833399 has 2 divisors, whose sum is σ = 228833400. Its totient is φ = 228833398.

The previous prime is 228833393. The next prime is 228833441. The reversal of 228833399 is 993338822.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-228833399 is a prime.

It is a Sophie Germain prime.

It is a zygodrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (228833393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114416699 + 114416700.

It is an arithmetic number, because the mean of its divisors is an integer number (114416700).

Almost surely, 2^228833399 is an apocalyptic number.

228833399 is a deficient number, since it is larger than the sum of its proper divisors (1).

228833399 is an equidigital number, since it uses as much as digits as its factorization.

228833399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 47.

The square root of 228833399 is about 15127.2402968949. The cubic root of 228833399 is about 611.6549158484.

The spelling of 228833399 in words is "two hundred twenty-eight million, eight hundred thirty-three thousand, three hundred ninety-nine".