320002 has 4 divisors (see below), whose sum is σ = 480006. Its totient is φ = 160000.

The previous prime is 319993. The next prime is 320009. The reversal of 320002 is 200023.

320002 = T₃₉₈ + T₃₉₉ + ... + T₄₀₁.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 160801 + 159201 = 401^2 + 399^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79999 + ... + 80002.

2³²⁰⁰⁰² is an apocalyptic number.

320002 is a deficient number, since it is larger than the sum of its proper divisors (160004).

320002 is a wasteful number, since it uses less digits than its factorization.

320002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160003.

The product of its (nonzero) digits is 12, while the sum is 7.

The square root of 320002 is about 565.6871927134. The cubic root of 320002 is about 68.3991803648.

Adding to 320002 its reverse (200023), we get a palindrome (520025).

It can be divided in two parts, 32000 and 2, that multiplied together give a cube (64000 = 40³).

The spelling of 320002 in words is "three hundred twenty thousand, two", and thus it is an iban number.