11666048 has 16 divisors (see below), whose sum is σ = 23241210. Its totient is φ = 5832960.

The previous prime is 11666047. The next prime is 11666051. The reversal of 11666048 is 84066611.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11343424 + 322624 = 3368^2 + 568^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (11666041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45443 + ... + 45698.

Almost surely, 2^11666048 is an apocalyptic number.

It is an amenable number.

11666048 is a deficient number, since it is larger than the sum of its proper divisors (11575162).

11666048 is an frugal number, since it uses more digits than its factorization.

11666048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91155 (or 91143 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 11666048 is about 3415.5596905925. The cubic root of 11666048 is about 226.7990614466.

The spelling of 11666048 in words is "eleven million, six hundred sixty-six thousand, forty-eight".