42568508 has 6 divisors (see below), whose sum is σ = 74494896. Its totient is φ = 21284252.

The previous prime is 42568501. The next prime is 42568543. The reversal of 42568508 is 80586524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42568501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5321060 + ... + 5321067.

It is an arithmetic number, because the mean of its divisors is an integer number (12415816).

Almost surely, 2^42568508 is an apocalyptic number.

It is an amenable number.

42568508 is a deficient number, since it is larger than the sum of its proper divisors (31926388).

42568508 is a wasteful number, since it uses less digits than its factorization.

42568508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10642131 (or 10642129 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 38.

The square root of 42568508 is about 6524.4546132225. The cubic root of 42568508 is about 349.1640129693.

The spelling of 42568508 in words is "forty-two million, five hundred sixty-eight thousand, five hundred eight".