229335989 has 8 divisors (see below), whose sum is σ = 233737920. Its totient is φ = 224976096.

The previous prime is 229335971. The next prime is 229336007. The reversal of 229335989 is 989533922.

It is an interprime number because it is at equal distance from previous prime (229335971) and next prime (229336007).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-229335989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229335949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 617 + ... + 21425.

It is an arithmetic number, because the mean of its divisors is an integer number (29217240).

Almost surely, 2^229335989 is an apocalyptic number.

It is an amenable number.

229335989 is a deficient number, since it is larger than the sum of its proper divisors (4401931).

229335989 is a wasteful number, since it uses less digits than its factorization.

229335989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21019.

The product of its digits is 1049760, while the sum is 50.

The square root of 229335989 is about 15143.8432704515. The cubic root of 229335989 is about 612.1023838349.

The spelling of 229335989 in words is "two hundred twenty-nine million, three hundred thirty-five thousand, nine hundred eighty-nine".