229403 has 2 divisors, whose sum is σ = 229404. Its totient is φ = 229402.

The previous prime is 229399. The next prime is 229409. The reversal of 229403 is 304922.

229403 is nontrivially palindromic in base 12.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 229403 - 2² = 229399 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (229409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114701 + 114702.

It is an arithmetic number, because the mean of its divisors is an integer number (114702).

2²²⁹⁴⁰³ is an apocalyptic number.

229403 is a deficient number, since it is larger than the sum of its proper divisors (1).

229403 is an equidigital number, since it uses as much as digits as its factorization.

229403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 229403 is about 478.9603323867. The cubic root of 229403 is about 61.2161995933.

The spelling of 229403 in words is "two hundred twenty-nine thousand, four hundred three".