320465365 has 8 divisors (see below), whose sum is σ = 419518368. Its totient is φ = 233065680.

The previous prime is 320465333. The next prime is 320465377. The reversal of 320465365 is 563564023.

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

It is not a de Polignac number, because 320465365 - 2⁵ = 320465333 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 320465365.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2913267 + ... + 2913376.

It is an arithmetic number, because the mean of its divisors is an integer number (52439796).

Almost surely, 2^320465365 is an apocalyptic number.

It is an amenable number.

320465365 is a deficient number, since it is larger than the sum of its proper divisors (99053003).

320465365 is a wasteful number, since it uses less digits than its factorization.

320465365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5826659.

The product of its (nonzero) digits is 64800, while the sum is 34.

The square root of 320465365 is about 17901.5464415787. The cubic root of 320465365 is about 684.3217859697.

The spelling of 320465365 in words is "three hundred twenty million, four hundred sixty-five thousand, three hundred sixty-five".