8197964 has 6 divisors (see below), whose sum is σ = 14346444. Its totient is φ = 4098980.

The previous prime is 8197933. The next prime is 8197967. The reversal of 8197964 is 4697918.

It is a super-2 number, since 2×8197964² = 134413227490592, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8197967) by changing a digit.

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 as a sum of consecutive naturals, namely, 1024742 + ... + 1024749.

It is an arithmetic number, because the mean of its divisors is an integer number (2391074).

Almost surely, 2^8197964 is an apocalyptic number.

It is an amenable number.

8197964 is a deficient number, since it is larger than the sum of its proper divisors (6148480).

8197964 is a wasteful number, since it uses less digits than its factorization.

8197964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2049495 (or 2049493 counting only the distinct ones).

The product of its digits is 108864, while the sum is 44.

The square root of 8197964 is about 2863.2086895649. The cubic root of 8197964 is about 201.6362764882.

The spelling of 8197964 in words is "eight million, one hundred ninety-seven thousand, nine hundred sixty-four".