42116208 has 40 divisors (see below), whose sum is σ = 115202448. Its totient is φ = 13212672.

The previous prime is 42116189. The next prime is 42116209. The reversal of 42116208 is 80261124.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42116209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24991 + ... + 26622.

Almost surely, 2^42116208 is an apocalyptic number.

42116208 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

42116208 is an abundant number, since it is smaller than the sum of its proper divisors (73086240).

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

42116208 is a wasteful number, since it uses less digits than its factorization.

42116208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51641 (or 51635 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 42116208 is about 6489.7001471563. The cubic root of 42116208 is about 347.9229582394.

It can be divided in two parts, 42116 and 208, that added together give a palindrome (42324).

The spelling of 42116208 in words is "forty-two million, one hundred sixteen thousand, two hundred eight".