12097726 has 8 divisors (see below), whose sum is σ = 18277560. Its totient is φ = 6005208.

The previous prime is 12097691. The next prime is 12097733. The reversal of 12097726 is 62779021.

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

It is a junction number, because it is equal to n+sod(n) for n = 12097691 and 12097700.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21481 + ... + 22036.

It is an arithmetic number, because the mean of its divisors is an integer number (2284695).

Almost surely, 2^12097726 is an apocalyptic number.

12097726 is a deficient number, since it is larger than the sum of its proper divisors (6179834).

12097726 is a wasteful number, since it uses less digits than its factorization.

12097726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43658.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 12097726 is about 3478.1785463084. The cubic root of 12097726 is about 229.5626597971.

The spelling of 12097726 in words is "twelve million, ninety-seven thousand, seven hundred twenty-six".