12098686 has 4 divisors (see below), whose sum is σ = 18148032. Its totient is φ = 6049342.

The previous prime is 12098683. The next prime is 12098701. The reversal of 12098686 is 68689021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 68689021 = 71 ⋅967451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12098683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3024670 + ... + 3024673.

It is an arithmetic number, because the mean of its divisors is an integer number (4537008).

Almost surely, 2^12098686 is an apocalyptic number.

12098686 is a deficient number, since it is larger than the sum of its proper divisors (6049346).

12098686 is an equidigital number, since it uses as much as digits as its factorization.

12098686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6049345.

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 12098686 is about 3478.3165468370. The cubic root of 12098686 is about 229.5687318562.

The spelling of 12098686 in words is "twelve million, ninety-eight thousand, six hundred eighty-six".