442194195 has 16 divisors (see below), whose sum is σ = 707984640. Its totient is φ = 235678944.

The previous prime is 442194149. The next prime is 442194197. The reversal of 442194195 is 591491244.

It is not a de Polignac number, because 442194195 - 2⁶ = 442194131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (442194197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15346 + ... + 33464.

It is an arithmetic number, because the mean of its divisors is an integer number (44249040).

Almost surely, 2^442194195 is an apocalyptic number.

442194195 is a deficient number, since it is larger than the sum of its proper divisors (265790445).

442194195 is a wasteful number, since it uses less digits than its factorization.

442194195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19754.

The product of its digits is 51840, while the sum is 39.

The square root of 442194195 is about 21028.4139915496. The cubic root of 442194195 is about 761.8527022896.

The spelling of 442194195 in words is "four hundred forty-two million, one hundred ninety-four thousand, one hundred ninety-five".