320127372 has 18 divisors (see below), whose sum is σ = 809210948. Its totient is φ = 106709112.

The previous prime is 320127361. The next prime is 320127397. The reversal of 320127372 is 273721023.

It is a happy number.

320127372 is a `hidden beast` number, since 320 + 1 + 273 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4446178 + ... + 4446249.

Almost surely, 2^320127372 is an apocalyptic number.

It is an amenable number.

320127372 is an abundant number, since it is smaller than the sum of its proper divisors (489083576).

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

320127372 is a wasteful number, since it uses less digits than its factorization.

320127372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8892437 (or 8892432 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 320127372 is about 17892.1036214303. The cubic root of 320127372 is about 684.0811179060.

Adding to 320127372 its reverse (273721023), we get a palindrome (593848395).

The spelling of 320127372 in words is "three hundred twenty million, one hundred twenty-seven thousand, three hundred seventy-two".