319332042 has 48 divisors (see below), whose sum is σ = 704235168. Its totient is φ = 104559840.

The previous prime is 319332017. The next prime is 319332043. The reversal of 319332042 is 240233913.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 319331997 and 319332015.

It is not an unprimeable number, because it can be changed into a prime (319332043) 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 23 ways as a sum of consecutive naturals, for example, 314728 + ... + 315740.

It is an arithmetic number, because the mean of its divisors is an integer number (14671566).

Almost surely, 2^319332042 is an apocalyptic number.

319332042 is an abundant number, since it is smaller than the sum of its proper divisors (384903126).

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

319332042 is a wasteful number, since it uses less digits than its factorization.

319332042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1315 (or 1312 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 319332042 is about 17869.8640733499. The cubic root of 319332042 is about 683.5141337700.

Adding to 319332042 its reverse (240233913), we get a palindrome (559565955).

The spelling of 319332042 in words is "three hundred nineteen million, three hundred thirty-two thousand, forty-two".