12668498 has 4 divisors (see below), whose sum is σ = 19002750. Its totient is φ = 6334248.

The previous prime is 12668489. The next prime is 12668507. The reversal of 12668498 is 89486621.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (12668489) and next prime (12668507).

It can be written as a sum of positive squares in only one way, i.e., 12369289 + 299209 = 3517^2 + 547^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3167123 + ... + 3167126.

Almost surely, 2^12668498 is an apocalyptic number.

12668498 is a deficient number, since it is larger than the sum of its proper divisors (6334252).

12668498 is an equidigital number, since it uses as much as digits as its factorization.

12668498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6334251.

The product of its digits is 165888, while the sum is 44.

The square root of 12668498 is about 3559.2833548342. The cubic root of 12668498 is about 233.1175887885.

The spelling of 12668498 in words is "twelve million, six hundred sixty-eight thousand, four hundred ninety-eight".