12499394 has 4 divisors (see below), whose sum is σ = 18749094. Its totient is φ = 6249696.

The previous prime is 12499381. The next prime is 12499439. The reversal of 12499394 is 49399421.

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., 12285025 + 214369 = 3505^2 + 463^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3124847 + ... + 3124850.

Almost surely, 2^12499394 is an apocalyptic number.

12499394 is a deficient number, since it is larger than the sum of its proper divisors (6249700).

12499394 is an equidigital number, since it uses as much as digits as its factorization.

12499394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6249699.

The product of its digits is 69984, while the sum is 41.

The square root of 12499394 is about 3535.4482035521. The cubic root of 12499394 is about 232.0756912163.

The spelling of 12499394 in words is "twelve million, four hundred ninety-nine thousand, three hundred ninety-four".