320274 has 24 divisors (see below), whose sum is σ = 720720. Its totient is φ = 106596.

The previous prime is 320273. The next prime is 320291. The reversal of 320274 is 472023.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (320273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 157 + ... + 815.

It is an arithmetic number, because the mean of its divisors is an integer number (30030).

2³²⁰²⁷⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 320274, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (360360).

320274 is an abundant number, since it is smaller than the sum of its proper divisors (400446).

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

320274 is an equidigital number, since it uses as much as digits as its factorization.

320274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676 (or 664 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 320274 is about 565.9275572014. The cubic root of 320274 is about 68.4185545231.

Adding to 320274 its reverse (472023), we get a palindrome (792297).

The spelling of 320274 in words is "three hundred twenty thousand, two hundred seventy-four", and thus it is an iban number.