299529229 has 2 divisors, whose sum is σ = 299529230. Its totient is φ = 299529228.

The previous prime is 299529227. The next prime is 299529277. The reversal of 299529229 is 922925992.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 277222500 + 22306729 = 16650^2 + 4723^2 .

It is a cyclic number.

It is not a de Polignac number, because 299529229 - 2¹ = 299529227 is a prime.

Together with 299529227, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (299529221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149764614 + 149764615.

It is an arithmetic number, because the mean of its divisors is an integer number (149764615).

Almost surely, 2^299529229 is an apocalyptic number.

It is an amenable number.

299529229 is a deficient number, since it is larger than the sum of its proper divisors (1).

299529229 is an equidigital number, since it uses as much as digits as its factorization.

299529229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 524880, while the sum is 49.

The square root of 299529229 is about 17306.9127518457. The cubic root of 299529229 is about 669.0826005140.

The spelling of 299529229 in words is "two hundred ninety-nine million, five hundred twenty-nine thousand, two hundred twenty-nine".