11209982 has 16 divisors (see below), whose sum is σ = 19266432. Its totient is φ = 4791960.

The previous prime is 11209973. The next prime is 11210009. The reversal of 11209982 is 28990211.

It is a happy number.

It is a congruent 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, 6557 + ... + 8087.

It is an arithmetic number, because the mean of its divisors is an integer number (1204152).

Almost surely, 2^11209982 is an apocalyptic number.

11209982 is a deficient number, since it is larger than the sum of its proper divisors (8056450).

11209982 is a wasteful number, since it uses less digits than its factorization.

11209982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2063.

The product of its (nonzero) digits is 2592, while the sum is 32.

The square root of 11209982 is about 3348.1311204910. The cubic root of 11209982 is about 223.8042374473.

The spelling of 11209982 in words is "eleven million, two hundred nine thousand, nine hundred eighty-two".