12097722 has 32 divisors (see below), whose sum is σ = 29780352. Its totient is φ = 3190464.

The previous prime is 12097691. The next prime is 12097733. The reversal of 12097722 is 22779021.

It is a happy number.

12097722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12097722.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10533 + ... + 11624.

It is an arithmetic number, because the mean of its divisors is an integer number (930636).

Almost surely, 2^12097722 is an apocalyptic number.

12097722 is an abundant number, since it is smaller than the sum of its proper divisors (17682630).

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

12097722 is a wasteful number, since it uses less digits than its factorization.

12097722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22182.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 12097722 is about 3478.1779712947. The cubic root of 12097722 is about 229.5626344962.

The spelling of 12097722 in words is "twelve million, ninety-seven thousand, seven hundred twenty-two".