12089949 has 8 divisors (see below), whose sum is σ = 16360800. Its totient is φ = 7939536.

The previous prime is 12089939. The next prime is 12089977. The reversal of 12089949 is 94998021.

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

It is not a de Polignac number, because 12089949 - 2⁴ = 12089933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12089949.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12089929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29874 + ... + 30275.

It is an arithmetic number, because the mean of its divisors is an integer number (2045100).

Almost surely, 2^12089949 is an apocalyptic number.

It is an amenable number.

12089949 is a deficient number, since it is larger than the sum of its proper divisors (4270851).

12089949 is an equidigital number, since it uses as much as digits as its factorization.

12089949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60219.

The product of its (nonzero) digits is 46656, while the sum is 42.

The square root of 12089949 is about 3477.0603963693. The cubic root of 12089949 is about 229.5134579470.

The spelling of 12089949 in words is "twelve million, eighty-nine thousand, nine hundred forty-nine".