11004720 has 40 divisors (see below), whose sum is σ = 34115376. Its totient is φ = 2934528.

The previous prime is 11004713. The next prime is 11004727. The reversal of 11004720 is 2740011.

It is an interprime number because it is at equal distance from previous prime (11004713) and next prime (11004727).

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×11004720² = 242207724556800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11004720.

It is not an unprimeable number, because it can be changed into a prime (11004727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22687 + ... + 23166.

Almost surely, 2^11004720 is an apocalyptic number.

11004720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11004720 is an abundant number, since it is smaller than the sum of its proper divisors (23110656).

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

11004720 is a wasteful number, since it uses less digits than its factorization.

11004720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45869 (or 45863 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 11004720 is about 3317.3362808133. The cubic root of 11004720 is about 222.4298141629.

Adding to 11004720 its reverse (2740011), we get a palindrome (13744731).

The spelling of 11004720 in words is "eleven million, four thousand, seven hundred twenty".