320382087 has 8 divisors (see below), whose sum is σ = 427545600. Its totient is φ = 213403320.

The previous prime is 320382067. The next prime is 320382091. The reversal of 320382087 is 780283023.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 320382087 - 2²⁷ = 186164359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320382037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42087 + ... + 49112.

It is an arithmetic number, because the mean of its divisors is an integer number (53443200).

Almost surely, 2^320382087 is an apocalyptic number.

320382087 is a deficient number, since it is larger than the sum of its proper divisors (107163513).

320382087 is a wasteful number, since it uses less digits than its factorization.

320382087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92373.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 320382087 is about 17899.2202902808. The cubic root of 320382087 is about 684.2625035499.

The spelling of 320382087 in words is "three hundred twenty million, three hundred eighty-two thousand, eighty-seven".