320475799 has 16 divisors (see below), whose sum is σ = 378787840. Its totient is φ = 265330080.

The previous prime is 320475791. The next prime is 320475811. The reversal of 320475799 is 997574023.

It is a cyclic number.

It is not a de Polignac number, because 320475799 - 2³ = 320475791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320475791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152812 + ... + 154894.

It is an arithmetic number, because the mean of its divisors is an integer number (23674240).

Almost surely, 2^320475799 is an apocalyptic number.

320475799 is a deficient number, since it is larger than the sum of its proper divisors (58312041).

320475799 is a wasteful number, since it uses less digits than its factorization.

320475799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2830.

The product of its (nonzero) digits is 476280, while the sum is 46.

The square root of 320475799 is about 17901.8378665432. The cubic root of 320475799 is about 684.3292128107.

It can be divided in two parts, 3204 and 75799, that added together give a triangular number (79003 = T₃₉₇).

The spelling of 320475799 in words is "three hundred twenty million, four hundred seventy-five thousand, seven hundred ninety-nine".