42383808 has 42 divisors (see below), whose sum is σ = 121487184. Its totient is φ = 14127744.

The previous prime is 42383807. The next prime is 42383821. The reversal of 42383808 is 80838324.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42383807) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 36216 + ... + 37367.

It is an arithmetic number, because the mean of its divisors is an integer number (2892552).

Almost surely, 2^42383808 is an apocalyptic number.

42383808 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

42383808 is an abundant number, since it is smaller than the sum of its proper divisors (79103376).

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

42383808 is a wasteful number, since it uses less digits than its factorization.

42383808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73601 (or 73588 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 42383808 is about 6510.2847863976. The cubic root of 42383808 is about 348.6582862854.

The spelling of 42383808 in words is "forty-two million, three hundred eighty-three thousand, eight hundred eight".