12197876 has 6 divisors (see below), whose sum is σ = 21346290. Its totient is φ = 6098936.

The previous prime is 12197851. The next prime is 12197879. The reversal of 12197876 is 67879121.

It can be written as a sum of positive squares in only one way, i.e., 8549776 + 3648100 = 2924^2 + 1910^2 .

It is a super-2 number, since 2×12197876² = 297576357822752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12197879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1524731 + ... + 1524738.

It is an arithmetic number, because the mean of its divisors is an integer number (3557715).

Almost surely, 2^12197876 is an apocalyptic number.

It is an amenable number.

12197876 is a deficient number, since it is larger than the sum of its proper divisors (9148414).

12197876 is a wasteful number, since it uses less digits than its factorization.

12197876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3049473 (or 3049471 counting only the distinct ones).

The product of its digits is 42336, while the sum is 41.

The square root of 12197876 is about 3492.5457763643. The cubic root of 12197876 is about 230.1943914235.

The spelling of 12197876 in words is "twelve million, one hundred ninety-seven thousand, eight hundred seventy-six".