320232115 has 32 divisors (see below), whose sum is σ = 447122304. Its totient is φ = 215654400.

The previous prime is 320232091. The next prime is 320232119. The reversal of 320232115 is 511232023.

It is not a de Polignac number, because 320232115 - 2⁵ = 320232083 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320232092 and 320232101.

It is not an unprimeable number, because it can be changed into a prime (320232119) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 554707 + ... + 555283.

It is an arithmetic number, because the mean of its divisors is an integer number (13972572).

Almost surely, 2^320232115 is an apocalyptic number.

320232115 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

320232115 is a deficient number, since it is larger than the sum of its proper divisors (126890189).

320232115 is a wasteful number, since it uses less digits than its factorization.

320232115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 320232115 is about 17895.0304554086. The cubic root of 320232115 is about 684.1557183114.

Adding to 320232115 its reverse (511232023), we get a palindrome (831464138).

The spelling of 320232115 in words is "three hundred twenty million, two hundred thirty-two thousand, one hundred fifteen".