11009604 has 24 divisors (see below), whose sum is σ = 25764928. Its totient is φ = 3659040.

The previous prime is 11009599. The next prime is 11009611. The reversal of 11009604 is 40690011.

It is a super-2 number, since 2×11009604² = 242422760473632, which contains 22 as substring.

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, 3609 + ... + 5919.

Almost surely, 2^11009604 is an apocalyptic number.

It is an amenable number.

11009604 is an abundant number, since it is smaller than the sum of its proper divisors (14755324).

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

11009604 is a wasteful number, since it uses less digits than its factorization.

11009604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2715 (or 2713 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 11009604 is about 3318.0723319421. The cubic root of 11009604 is about 222.4627147892.

Adding to 11009604 its reverse (40690011), we get a palindrome (51699615).

The spelling of 11009604 in words is "eleven million, nine thousand, six hundred four".