42815368 has 32 divisors (see below), whose sum is σ = 83592000. Its totient is φ = 20534080.

The previous prime is 42815359. The next prime is 42815387. The reversal of 42815368 is 86351824.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41013 + ... + 42043.

It is an arithmetic number, because the mean of its divisors is an integer number (2612250).

Almost surely, 2^42815368 is an apocalyptic number.

It is an amenable number.

42815368 is a deficient number, since it is larger than the sum of its proper divisors (40776632).

42815368 is a wasteful number, since it uses less digits than its factorization.

42815368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245 (or 1241 counting only the distinct ones).

The product of its digits is 46080, while the sum is 37.

The square root of 42815368 is about 6543.3453217754. The cubic root of 42815368 is about 349.8376607688.

The spelling of 42815368 in words is "forty-two million, eight hundred fifteen thousand, three hundred sixty-eight".