12398014 has 4 divisors (see below), whose sum is σ = 18597024. Its totient is φ = 6199006.

The previous prime is 12398011. The next prime is 12398033. The reversal of 12398014 is 41089321.

It is a happy number.

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

It is a super-2 number, since 2×12398014² = 307421502288392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12398011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3099502 + ... + 3099505.

It is an arithmetic number, because the mean of its divisors is an integer number (4649256).

Almost surely, 2^12398014 is an apocalyptic number.

12398014 is a deficient number, since it is larger than the sum of its proper divisors (6199010).

12398014 is an equidigital number, since it uses as much as digits as its factorization.

12398014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6199009.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 12398014 is about 3521.0813679891. The cubic root of 12398014 is about 231.4465478738.

The spelling of 12398014 in words is "twelve million, three hundred ninety-eight thousand, fourteen".