11404856 has 8 divisors (see below), whose sum is σ = 21384120. Its totient is φ = 5702424.

The previous prime is 11404853. The next prime is 11404871. The reversal of 11404856 is 65840411.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11404853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712796 + ... + 712811.

It is an arithmetic number, because the mean of its divisors is an integer number (2673015).

Almost surely, 2^11404856 is an apocalyptic number.

It is an amenable number.

11404856 is a deficient number, since it is larger than the sum of its proper divisors (9979264).

11404856 is a wasteful number, since it uses less digits than its factorization.

11404856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425613 (or 1425609 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 11404856 is about 3377.1076382017. The cubic root of 11404856 is about 225.0936630621.

The spelling of 11404856 in words is "eleven million, four hundred four thousand, eight hundred fifty-six".