10999266 has 16 divisors (see below), whose sum is σ = 22071744. Its totient is φ = 3654224.

The previous prime is 10999253. The next prime is 10999273. The reversal of 10999266 is 66299901.

It is a happy number.

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, 990 + ... + 4793.

It is an arithmetic number, because the mean of its divisors is an integer number (1379484).

Almost surely, 2^10999266 is an apocalyptic number.

10999266 is an abundant number, since it is smaller than the sum of its proper divisors (11072478).

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

10999266 is a wasteful number, since it uses less digits than its factorization.

10999266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6105.

The product of its (nonzero) digits is 52488, while the sum is 42.

The square root of 10999266 is about 3316.5141338460. The cubic root of 10999266 is about 222.3930622760.

The spelling of 10999266 in words is "ten million, nine hundred ninety-nine thousand, two hundred sixty-six".