42165883 has 6 divisors (see below), whose sum is σ = 44502324. Its totient is φ = 39946284.

The previous prime is 42165881. The next prime is 42165919. The reversal of 42165883 is 38856124.

It is a happy number.

It is not a de Polignac number, because 42165883 - 2¹ = 42165881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42165881) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58041 + ... + 58762.

It is an arithmetic number, because the mean of its divisors is an integer number (7417054).

Almost surely, 2^42165883 is an apocalyptic number.

42165883 is a deficient number, since it is larger than the sum of its proper divisors (2336441).

42165883 is a wasteful number, since it uses less digits than its factorization.

42165883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116841 (or 116822 counting only the distinct ones).

The product of its digits is 46080, while the sum is 37.

The square root of 42165883 is about 6493.5262377232. The cubic root of 42165883 is about 348.0596932656.

The spelling of 42165883 in words is "forty-two million, one hundred sixty-five thousand, eight hundred eighty-three".