12693898 has 8 divisors (see below), whose sum is σ = 21760992. Its totient is φ = 5440236.

The previous prime is 12693893. The next prime is 12693899. The reversal of 12693898 is 89839621.

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

It is a super-2 number, since 2×12693898² = 322270092868808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12693893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453340 + ... + 453367.

It is an arithmetic number, because the mean of its divisors is an integer number (2720124).

Almost surely, 2^12693898 is an apocalyptic number.

12693898 is a deficient number, since it is larger than the sum of its proper divisors (9067094).

12693898 is an equidigital number, since it uses as much as digits as its factorization.

12693898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906716.

The product of its digits is 186624, while the sum is 46.

The square root of 12693898 is about 3562.8497021345. The cubic root of 12693898 is about 233.2732829595.

The spelling of 12693898 in words is "twelve million, six hundred ninety-three thousand, eight hundred ninety-eight".