732256 has 36 divisors (see below), whose sum is σ = 1680588. Its totient is φ = 313152.

The previous prime is 732239. The next prime is 732257. The reversal of 732256 is 652237.

It is a self number, because there is not a number n which added to its sum of digits gives 732256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (732257) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1335 + ... + 1801.

It is an arithmetic number, because the mean of its divisors is an integer number (46683).

2⁷³²²⁵⁶ 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 732256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (840294).

732256 is an abundant number, since it is smaller than the sum of its proper divisors (948332).

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

732256 is a wasteful number, since it uses less digits than its factorization.

732256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491 (or 476 counting only the distinct ones).

The product of its digits is 2520, while the sum is 25.

The square root of 732256 is about 855.7195802364. The cubic root of 732256 is about 90.1337927765.

The spelling of 732256 in words is "seven hundred thirty-two thousand, two hundred fifty-six".