42315332 has 6 divisors (see below), whose sum is σ = 74051838. Its totient is φ = 21157664.

The previous prime is 42315319. The next prime is 42315347. The reversal of 42315332 is 23351324.

It can be written as a sum of positive squares in only one way, i.e., 30316036 + 11999296 = 5506^2 + 3464^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42315298 and 42315307.

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 as a sum of consecutive naturals, namely, 5289413 + ... + 5289420.

It is an arithmetic number, because the mean of its divisors is an integer number (12341973).

Almost surely, 2^42315332 is an apocalyptic number.

It is an amenable number.

42315332 is a deficient number, since it is larger than the sum of its proper divisors (31736506).

42315332 is a wasteful number, since it uses less digits than its factorization.

42315332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10578837 (or 10578835 counting only the distinct ones).

The product of its digits is 2160, while the sum is 23.

The square root of 42315332 is about 6505.0235971901. The cubic root of 42315332 is about 348.4704189923.

Adding to 42315332 its reverse (23351324), we get a palindrome (65666656).

The spelling of 42315332 in words is "forty-two million, three hundred fifteen thousand, three hundred thirty-two".