229589137 has 4 divisors (see below), whose sum is σ = 229648896. Its totient is φ = 229529380.

The previous prime is 229589123. The next prime is 229589147. The reversal of 229589137 is 731985922.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-229589137 is a prime.

It is a super-2 number, since 2×229589137² = 105422343656809538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229589147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23689 + ... + 31942.

It is an arithmetic number, because the mean of its divisors is an integer number (57412224).

Almost surely, 2^229589137 is an apocalyptic number.

It is an amenable number.

229589137 is a deficient number, since it is larger than the sum of its proper divisors (59759).

229589137 is an equidigital number, since it uses as much as digits as its factorization.

229589137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59758.

The product of its digits is 272160, while the sum is 46.

The square root of 229589137 is about 15152.1990813215. The cubic root of 229589137 is about 612.3275200584.

The spelling of 229589137 in words is "two hundred twenty-nine million, five hundred eighty-nine thousand, one hundred thirty-seven".