42236808 has 16 divisors (see below), whose sum is σ = 105592080. Its totient is φ = 14078928.

The previous prime is 42236773. The next prime is 42236833. The reversal of 42236808 is 80863224.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 879910 + ... + 879957.

It is an arithmetic number, because the mean of its divisors is an integer number (6599505).

Almost surely, 2^42236808 is an apocalyptic number.

It is an amenable number.

42236808 is an abundant number, since it is smaller than the sum of its proper divisors (63355272).

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

42236808 is a wasteful number, since it uses less digits than its factorization.

42236808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759876 (or 1759872 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 42236808 is about 6498.9851515448. The cubic root of 42236808 is about 348.2547348793.

The spelling of 42236808 in words is "forty-two million, two hundred thirty-six thousand, eight hundred eight".