11382856 has 8 divisors (see below), whose sum is σ = 21342870. Its totient is φ = 5691424.

The previous prime is 11382851. The next prime is 11382893. The reversal of 11382856 is 65828311.

It can be written as a sum of positive squares in only one way, i.e., 11329956 + 52900 = 3366^2 + 230^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (11382851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711421 + ... + 711436.

Almost surely, 2^11382856 is an apocalyptic number.

It is an amenable number.

11382856 is a deficient number, since it is larger than the sum of its proper divisors (9960014).

11382856 is a wasteful number, since it uses less digits than its factorization.

11382856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422863 (or 1422859 counting only the distinct ones).

The product of its digits is 11520, while the sum is 34.

The square root of 11382856 is about 3373.8488407159. The cubic root of 11382856 is about 224.9488344562.

The spelling of 11382856 in words is "eleven million, three hundred eighty-two thousand, eight hundred fifty-six".