10197866 has 16 divisors (see below), whose sum is σ = 17955456. Its totient is φ = 4252176.

The previous prime is 10197857. The next prime is 10197893. The reversal of 10197866 is 66879101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9326 + ... + 10361.

It is an arithmetic number, because the mean of its divisors is an integer number (1122216).

Almost surely, 2^10197866 is an apocalyptic number.

10197866 is a deficient number, since it is larger than the sum of its proper divisors (7757590).

10197866 is a wasteful number, since it uses less digits than its factorization.

10197866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19733.

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 10197866 is about 3193.4097763989. The cubic root of 10197866 is about 216.8551632481.

The spelling of 10197866 in words is "ten million, one hundred ninety-seven thousand, eight hundred sixty-six".