12097808 has 20 divisors (see below), whose sum is σ = 23517840. Its totient is φ = 6028704.

The previous prime is 12097783. The next prime is 12097817. The reversal of 12097808 is 80879021.

It is a happy number.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

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, 4463 + ... + 6641.

It is an arithmetic number, because the mean of its divisors is an integer number (1175892).

Almost surely, 2^12097808 is an apocalyptic number.

It is an amenable number.

12097808 is a deficient number, since it is larger than the sum of its proper divisors (11420032).

12097808 is a wasteful number, since it uses less digits than its factorization.

12097808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2534 (or 2528 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 35.

The square root of 12097808 is about 3478.1903340674. The cubic root of 12097808 is about 229.5631784647.

The spelling of 12097808 in words is "twelve million, ninety-seven thousand, eight hundred eight".