12249998 has 8 divisors (see below), whose sum is σ = 18414192. Its totient is φ = 6111936.

The previous prime is 12249989. The next prime is 12250009. The reversal of 12249998 is 89994221.

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

It is a congruent number.

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, 5315 + ... + 7262.

It is an arithmetic number, because the mean of its divisors is an integer number (2301774).

Almost surely, 2^12249998 is an apocalyptic number.

12249998 is a deficient number, since it is larger than the sum of its proper divisors (6164194).

12249998 is a wasteful number, since it uses less digits than its factorization.

12249998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13066.

The product of its digits is 93312, while the sum is 44.

The square root of 12249998 is about 3499.9997142857. Note that the first 3 decimals coincide. The cubic root of 12249998 is about 230.5218020575.

The spelling of 12249998 in words is "twelve million, two hundred forty-nine thousand, nine hundred ninety-eight".