320076 has 36 divisors (see below), whose sum is σ = 858312. Its totient is φ = 100224.

The previous prime is 320063. The next prime is 320081. The reversal of 320076 is 670023.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 351 + ... + 873.

It is an arithmetic number, because the mean of its divisors is an integer number (23842).

2³²⁰⁰⁷⁶ is an apocalyptic number.

320076 is a gapful number since it is divisible by the number (36) 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 320076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (429156).

320076 is an abundant number, since it is smaller than the sum of its proper divisors (538236).

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

320076 is a wasteful number, since it uses less digits than its factorization.

320076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550 (or 545 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 320076 is about 565.7525961054. The cubic root of 320076 is about 68.4044523623.

Adding to 320076 its reverse (670023), we get a palindrome (990099).

The spelling of 320076 in words is "three hundred twenty thousand, seventy-six".