11490856 has 32 divisors (see below), whose sum is σ = 23342760. Its totient is φ = 5271552.

The previous prime is 11490851. The next prime is 11490859. The reversal of 11490856 is 65809411.

11490856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3481956 + 8008900 = 1866^2 + 2830^2 .

It is a super-2 number, since 2×11490856² = 264079543225472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11490851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32376 + ... + 32728.

Almost surely, 2^11490856 is an apocalyptic number.

It is an amenable number.

11490856 is an abundant number, since it is smaller than the sum of its proper divisors (11851904).

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

11490856 is a wasteful number, since it uses less digits than its factorization.

11490856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685 (or 681 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 11490856 is about 3389.8165142084. The cubic root of 11490856 is about 225.6580308606.

The spelling of 11490856 in words is "eleven million, four hundred ninety thousand, eight hundred fifty-six".