42395199 has 32 divisors (see below), whose sum is σ = 70877184. Its totient is φ = 21898080.

The previous prime is 42395191. The next prime is 42395203. The reversal of 42395199 is 99159324.

It is not a de Polignac number, because 42395199 - 2³ = 42395191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42395199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42395191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51102 + ... + 51924.

It is an arithmetic number, because the mean of its divisors is an integer number (2214912).

Almost surely, 2^42395199 is an apocalyptic number.

42395199 is a deficient number, since it is larger than the sum of its proper divisors (28481985).

42395199 is a wasteful number, since it uses less digits than its factorization.

42395199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067.

The product of its digits is 87480, while the sum is 42.

The square root of 42395199 is about 6511.1595741465. The cubic root of 42395199 is about 348.6895184232.

The spelling of 42395199 in words is "forty-two million, three hundred ninety-five thousand, one hundred ninety-nine".