42865968 has 20 divisors (see below), whose sum is σ = 110737208. Its totient is φ = 14288640.

The previous prime is 42865961. The next prime is 42866003. The reversal of 42865968 is 86956824.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 893041 = 42865968 / (4 + 2 + 8 + 6 + 5 + 9 + 6 + 8).

It is not an unprimeable number, because it can be changed into a prime (42865961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 446473 + ... + 446568.

Almost surely, 2^42865968 is an apocalyptic number.

42865968 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

42865968 is an abundant number, since it is smaller than the sum of its proper divisors (67871240).

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

42865968 is a wasteful number, since it uses less digits than its factorization.

42865968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893052 (or 893046 counting only the distinct ones).

The product of its digits is 829440, while the sum is 48.

The square root of 42865968 is about 6547.2107038036. The cubic root of 42865968 is about 349.9754214033.

The spelling of 42865968 in words is "forty-two million, eight hundred sixty-five thousand, nine hundred sixty-eight".