42084395 has 4 divisors (see below), whose sum is σ = 50501280. Its totient is φ = 33667512.

The previous prime is 42084353. The next prime is 42084397. The reversal of 42084395 is 59348024.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42084395 - 2⁸ = 42084139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42084397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4208435 + ... + 4208444.

It is an arithmetic number, because the mean of its divisors is an integer number (12625320).

Almost surely, 2^42084395 is an apocalyptic number.

42084395 is a deficient number, since it is larger than the sum of its proper divisors (8416885).

42084395 is an equidigital number, since it uses as much as digits as its factorization.

42084395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8416884.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 42084395 is about 6487.2486463831. The cubic root of 42084395 is about 347.8353335325.

The spelling of 42084395 in words is "forty-two million, eighty-four thousand, three hundred ninety-five".