11889229 has 8 divisors (see below), whose sum is σ = 13534272. Its totient is φ = 10338240.

The previous prime is 11889203. The next prime is 11889233. The reversal of 11889229 is 92298811.

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

It is not a de Polignac number, because 11889229 - 2⁵ = 11889197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11889191 and 11889200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11889299) 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 7 ways as a sum of consecutive naturals, for example, 23244 + ... + 23749.

It is an arithmetic number, because the mean of its divisors is an integer number (1691784).

Almost surely, 2^11889229 is an apocalyptic number.

It is an amenable number.

11889229 is a deficient number, since it is larger than the sum of its proper divisors (1645043).

11889229 is a wasteful number, since it uses less digits than its factorization.

11889229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47027.

The product of its digits is 20736, while the sum is 40.

The square root of 11889229 is about 3448.0761302500. The cubic root of 11889229 is about 228.2362189650.

The spelling of 11889229 in words is "eleven million, eight hundred eighty-nine thousand, two hundred twenty-nine".