12097806 has 24 divisors (see below), whose sum is σ = 28146600. Its totient is φ = 3456432.

The previous prime is 12097783. The next prime is 12097817. The reversal of 12097806 is 60879021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20281 + ... + 20868.

It is an arithmetic number, because the mean of its divisors is an integer number (1172775).

Almost surely, 2^12097806 is an apocalyptic number.

12097806 is an abundant number, since it is smaller than the sum of its proper divisors (16048794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12097806 is a wasteful number, since it uses less digits than its factorization.

12097806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41168 (or 41161 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 12097806 is about 3478.1900465616. The cubic root of 12097806 is about 229.5631658143.

The spelling of 12097806 in words is "twelve million, ninety-seven thousand, eight hundred six".