11647996 has 12 divisors (see below), whose sum is σ = 20540520. Its totient is φ = 5779280.

The previous prime is 11647991. The next prime is 11648003. The reversal of 11647996 is 69974611.

It is a happy number.

It is a super-3 number, since 3×11647996³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11647991) 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, 10591 + ... + 11638.

It is an arithmetic number, because the mean of its divisors is an integer number (1711710).

Almost surely, 2^11647996 is an apocalyptic number.

It is an amenable number.

11647996 is a deficient number, since it is larger than the sum of its proper divisors (8892524).

11647996 is a wasteful number, since it uses less digits than its factorization.

11647996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22364 (or 22362 counting only the distinct ones).

The product of its digits is 81648, while the sum is 43.

The square root of 11647996 is about 3412.9160552232. The cubic root of 11647996 is about 226.6820183758.

The spelling of 11647996 in words is "eleven million, six hundred forty-seven thousand, nine hundred ninety-six".