11823660 has 36 divisors (see below), whose sum is σ = 35865648. Its totient is φ = 3152928.

The previous prime is 11823641. The next prime is 11823671. The reversal of 11823660 is 6632811.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32664 + ... + 33023.

It is an arithmetic number, because the mean of its divisors is an integer number (996268).

Almost surely, 2^11823660 is an apocalyptic number.

11823660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11823660 is an abundant number, since it is smaller than the sum of its proper divisors (24041988).

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

11823660 is a wasteful number, since it uses less digits than its factorization.

11823660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65702 (or 65697 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 11823660 is about 3438.5549290363. The cubic root of 11823660 is about 227.8158716555.

The spelling of 11823660 in words is "eleven million, eight hundred twenty-three thousand, six hundred sixty".