11908020 has 48 divisors (see below), whose sum is σ = 34796160. Its totient is φ = 3037056.

The previous prime is 11908019. The next prime is 11908027. The reversal of 11908020 is 2080911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11908027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2935 + ... + 5694.

It is an arithmetic number, because the mean of its divisors is an integer number (724920).

Almost surely, 2^11908020 is an apocalyptic number.

11908020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11908020 is an abundant number, since it is smaller than the sum of its proper divisors (22888140).

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

11908020 is a wasteful number, since it uses less digits than its factorization.

11908020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8664 (or 8662 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 11908020 is about 3450.7999072679. The cubic root of 11908020 is about 228.3563985911.

Adding to 11908020 its reverse (2080911), we get a palindrome (13988931).

The spelling of 11908020 in words is "eleven million, nine hundred eight thousand, twenty".