12249938 has 16 divisors (see below), whose sum is σ = 19262016. Its totient is φ = 5831760.

The previous prime is 12249917. The next prime is 12249947. The reversal of 12249938 is 83994221.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12548 + ... + 13488.

It is an arithmetic number, because the mean of its divisors is an integer number (1203876).

Almost surely, 2^12249938 is an apocalyptic number.

12249938 is a deficient number, since it is larger than the sum of its proper divisors (7012078).

12249938 is a wasteful number, since it uses less digits than its factorization.

12249938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1249.

The product of its digits is 31104, while the sum is 38.

The square root of 12249938 is about 3499.9911428459. The cubic root of 12249938 is about 230.5214256947.

The spelling of 12249938 in words is "twelve million, two hundred forty-nine thousand, nine hundred thirty-eight".