42318652 has 12 divisors (see below), whose sum is σ = 74142936. Its totient is φ = 21134960.

The previous prime is 42318649. The next prime is 42318667. The reversal of 42318652 is 25681324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1858 + ... + 9385.

It is an arithmetic number, because the mean of its divisors is an integer number (6178578).

Almost surely, 2^42318652 is an apocalyptic number.

It is an amenable number.

42318652 is a deficient number, since it is larger than the sum of its proper divisors (31824284).

42318652 is a wasteful number, since it uses less digits than its factorization.

42318652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12188 (or 12186 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 42318652 is about 6505.2787795759. The cubic root of 42318652 is about 348.4795322497.

Adding to 42318652 its reverse (25681324), we get a palindrome (67999976).

The spelling of 42318652 in words is "forty-two million, three hundred eighteen thousand, six hundred fifty-two".