12197264 has 10 divisors (see below), whose sum is σ = 23632230. Its totient is φ = 6098624.

The previous prime is 12197257. The next prime is 12197281. The reversal of 12197264 is 46279121.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10942864 + 1254400 = 3308^2 + 1120^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12197264.

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 as a sum of consecutive naturals, namely, 381149 + ... + 381180.

It is an arithmetic number, because the mean of its divisors is an integer number (2363223).

Almost surely, 2^12197264 is an apocalyptic number.

It is an amenable number.

12197264 is a deficient number, since it is larger than the sum of its proper divisors (11434966).

12197264 is an equidigital number, since it uses as much as digits as its factorization.

12197264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762337 (or 762331 counting only the distinct ones).

The product of its digits is 6048, while the sum is 32.

The square root of 12197264 is about 3492.4581600930. The cubic root of 12197264 is about 230.1905415368.

The spelling of 12197264 in words is "twelve million, one hundred ninety-seven thousand, two hundred sixty-four".