913856 has 28 divisors (see below), whose sum is σ = 1844040. Its totient is φ = 449280.

The previous prime is 913853. The next prime is 913873. The reversal of 913856 is 658319.

913856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (913853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6911 + ... + 7041.

2⁹¹³⁸⁵⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 913856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (922020).

913856 is an abundant number, since it is smaller than the sum of its proper divisors (930184).

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

913856 is a wasteful number, since it uses less digits than its factorization.

913856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252 (or 242 counting only the distinct ones).

The product of its digits is 6480, while the sum is 32.

The square root of 913856 is about 955.9581580802. The cubic root of 913856 is about 97.0418921329.

The spelling of 913856 in words is "nine hundred thirteen thousand, eight hundred fifty-six".