229712999 has 2 divisors, whose sum is σ = 229713000. Its totient is φ = 229712998.

The previous prime is 229712963. The next prime is 229713013. The reversal of 229712999 is 999217922.

It is a happy number.

229712999 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 is a cyclic number.

It is not a de Polignac number, because 229712999 - 2²⁴ = 212935783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229712939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114856499 + 114856500.

It is an arithmetic number, because the mean of its divisors is an integer number (114856500).

Almost surely, 2^229712999 is an apocalyptic number.

229712999 is a deficient number, since it is larger than the sum of its proper divisors (1).

229712999 is an equidigital number, since it uses as much as digits as its factorization.

229712999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 367416, while the sum is 50.

The square root of 229712999 is about 15156.2857917103. The cubic root of 229712999 is about 612.4376159703.

The spelling of 229712999 in words is "two hundred twenty-nine million, seven hundred twelve thousand, nine hundred ninety-nine".