733856 has 48 divisors (see below), whose sum is σ = 1632960. Its totient is φ = 322560.

The previous prime is 733849. The next prime is 733867. The reversal of 733856 is 658337.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

733856 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10301 + ... + 10371.

It is an arithmetic number, because the mean of its divisors is an integer number (34020).

2⁷³³⁸⁵⁶ is an apocalyptic number.

733856 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 733856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (816480).

733856 is an abundant number, since it is smaller than the sum of its proper divisors (899104).

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

733856 is a wasteful number, since it uses less digits than its factorization.

733856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 109 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 733856 is about 856.6539558071. The cubic root of 733856 is about 90.1993933126.

The spelling of 733856 in words is "seven hundred thirty-three thousand, eight hundred fifty-six".