320496 has 40 divisors (see below), whose sum is σ = 904704. Its totient is φ = 96960.

The previous prime is 320483. The next prime is 320513. The reversal of 320496 is 694023.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

320496 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, 225 + ... + 831.

2³²⁰⁴⁹⁶ 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 320496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (452352).

320496 is an abundant number, since it is smaller than the sum of its proper divisors (584208).

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

320496 is a wasteful number, since it uses less digits than its factorization.

320496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629 (or 623 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 320496 is about 566.1236614027. The cubic root of 320496 is about 68.4343591269.

The spelling of 320496 in words is "three hundred twenty thousand, four hundred ninety-six".