12289466 has 32 divisors (see below), whose sum is σ = 22671360. Its totient is φ = 4878576.

The previous prime is 12289457. The next prime is 12289471. The reversal of 12289466 is 66498221.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12011 + ... + 12993.

It is an arithmetic number, because the mean of its divisors is an integer number (708480).

Almost surely, 2^12289466 is an apocalyptic number.

12289466 is a deficient number, since it is larger than the sum of its proper divisors (10381894).

12289466 is a wasteful number, since it uses less digits than its factorization.

12289466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058.

The product of its digits is 41472, while the sum is 38.

The square root of 12289466 is about 3505.6334662939. The cubic root of 12289466 is about 230.7691076979.

The spelling of 12289466 in words is "twelve million, two hundred eighty-nine thousand, four hundred sixty-six".