12499922 has 8 divisors (see below), whose sum is σ = 19029936. Its totient is φ = 6156612.

The previous prime is 12499919. The next prime is 12499987. The reversal of 12499922 is 22999421.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46508 + ... + 46775.

It is an arithmetic number, because the mean of its divisors is an integer number (2378742).

Almost surely, 2^12499922 is an apocalyptic number.

12499922 is a deficient number, since it is larger than the sum of its proper divisors (6530014).

12499922 is an equidigital number, since it uses as much as digits as its factorization.

12499922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93352.

The product of its digits is 23328, while the sum is 38.

The square root of 12499922 is about 3535.5228750497. The cubic root of 12499922 is about 232.0789589544.

The spelling of 12499922 in words is "twelve million, four hundred ninety-nine thousand, nine hundred twenty-two".