11653872 has 20 divisors (see below), whose sum is σ = 30105960. Its totient is φ = 3884608.

The previous prime is 11653841. The next prime is 11653883. The reversal of 11653872 is 27835611.

11653872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121347 + ... + 121442.

It is an arithmetic number, because the mean of its divisors is an integer number (1505298).

Almost surely, 2^11653872 is an apocalyptic number.

11653872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11653872 is an abundant number, since it is smaller than the sum of its proper divisors (18452088).

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

11653872 is a wasteful number, since it uses less digits than its factorization.

11653872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242800 (or 242794 counting only the distinct ones).

The product of its digits is 10080, while the sum is 33.

The square root of 11653872 is about 3413.7767941094. The cubic root of 11653872 is about 226.7201296419.

The spelling of 11653872 in words is "eleven million, six hundred fifty-three thousand, eight hundred seventy-two".