229744 has 20 divisors (see below), whose sum is σ = 453096. Its totient is φ = 112832.

The previous prime is 229739. The next prime is 229751. The reversal of 229744 is 447922.

It is a d-powerful number, because it can be written as 2¹⁵ + 2¹⁷ + 7³ + 9 + 4² + 4⁸ .

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1242 + ... + 1414.

2²²⁹⁷⁴⁴ is an apocalyptic number.

It is an amenable number.

229744 is a deficient number, since it is larger than the sum of its proper divisors (223352).

229744 is a wasteful number, since it uses less digits than its factorization.

229744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264 (or 258 counting only the distinct ones).

The product of its digits is 4032, while the sum is 28.

The square root of 229744 is about 479.3161795725. The cubic root of 229744 is about 61.2465165310.

The spelling of 229744 in words is "two hundred twenty-nine thousand, seven hundred forty-four".