11215936 has 28 divisors (see below), whose sum is σ = 22407372. Its totient is φ = 5570048.

The previous prime is 11215933. The next prime is 11215951. The reversal of 11215936 is 63951211.

It can be written as a sum of positive squares in 2 ways, for example, as 4161600 + 7054336 = 2040^2 + 2656^2 .

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (11215931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10566 + ... + 11578.

Almost surely, 2^11215936 is an apocalyptic number.

11215936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11215936 is a deficient number, since it is larger than the sum of its proper divisors (11191436).

11215936 is a wasteful number, since it uses less digits than its factorization.

11215936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1198 (or 1188 counting only the distinct ones).

The product of its digits is 1620, while the sum is 28.

The square root of 11215936 is about 3349.0201552096. The cubic root of 11215936 is about 223.8438537637.

The spelling of 11215936 in words is "eleven million, two hundred fifteen thousand, nine hundred thirty-six".