42318604 has 6 divisors (see below), whose sum is σ = 74057564. Its totient is φ = 21159300.

The previous prime is 42318599. The next prime is 42318623. The reversal of 42318604 is 40681324.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5289822 + ... + 5289829.

Almost surely, 2^42318604 is an apocalyptic number.

It is an amenable number.

42318604 is a deficient number, since it is larger than the sum of its proper divisors (31738960).

42318604 is a wasteful number, since it uses less digits than its factorization.

42318604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10579655 (or 10579653 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 42318604 is about 6505.2750902633. The cubic root of 42318604 is about 348.4794004952.

Adding to 42318604 its reverse (40681324), we get a palindrome (82999928).

The spelling of 42318604 in words is "forty-two million, three hundred eighteen thousand, six hundred four".