229570399 has 2 divisors, whose sum is σ = 229570400. Its totient is φ = 229570398.

The previous prime is 229570379. The next prime is 229570457. The reversal of 229570399 is 993075922.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-229570399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229570379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114785199 + 114785200.

It is an arithmetic number, because the mean of its divisors is an integer number (114785200).

Almost surely, 2^229570399 is an apocalyptic number.

229570399 is a deficient number, since it is larger than the sum of its proper divisors (1).

229570399 is an equidigital number, since it uses as much as digits as its factorization.

229570399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 306180, while the sum is 46.

The square root of 229570399 is about 15151.5807426156. The cubic root of 229570399 is about 612.3108611616.

The spelling of 229570399 in words is "two hundred twenty-nine million, five hundred seventy thousand, three hundred ninety-nine".