12385498 has 4 divisors (see below), whose sum is σ = 18578250. Its totient is φ = 6192748.

The previous prime is 12385493. The next prime is 12385519. The reversal of 12385498 is 89458321.

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

It can be written as a sum of positive squares in only one way, i.e., 11992369 + 393129 = 3463^2 + 627^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 12385498.

It is not an unprimeable number, because it can be changed into a prime (12385493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3096373 + ... + 3096376.

Almost surely, 2^12385498 is an apocalyptic number.

12385498 is a deficient number, since it is larger than the sum of its proper divisors (6192752).

12385498 is an equidigital number, since it uses as much as digits as its factorization.

12385498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6192751.

The product of its digits is 69120, while the sum is 40.

The square root of 12385498 is about 3519.3036242984. The cubic root of 12385498 is about 231.3686386129.

The spelling of 12385498 in words is "twelve million, three hundred eighty-five thousand, four hundred ninety-eight".