10897866 has 24 divisors (see below), whose sum is σ = 26985504. Its totient is φ = 3113640.

The previous prime is 10897801. The next prime is 10897871. The reversal of 10897866 is 66879801.

It is a happy number.

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 in 11 ways as a sum of consecutive naturals, for example, 43120 + ... + 43371.

It is an arithmetic number, because the mean of its divisors is an integer number (1124396).

Almost surely, 2^10897866 is an apocalyptic number.

10897866 is an abundant number, since it is smaller than the sum of its proper divisors (16087638).

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

10897866 is a wasteful number, since it uses less digits than its factorization.

10897866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86506 (or 86503 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The square root of 10897866 is about 3301.1916030428. The cubic root of 10897866 is about 221.7075525866.

The spelling of 10897866 in words is "ten million, eight hundred ninety-seven thousand, eight hundred sixty-six".