194426826 has 32 divisors (see below), whose sum is σ = 430189056. Its totient is φ = 58086000.

The previous prime is 194426809. The next prime is 194426833. The reversal of 194426826 is 628624491.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16060 + ... + 25431.

It is an arithmetic number, because the mean of its divisors is an integer number (13443408).

Almost surely, 2^194426826 is an apocalyptic number.

194426826 is an abundant number, since it is smaller than the sum of its proper divisors (235762230).

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

194426826 is a wasteful number, since it uses less digits than its factorization.

194426826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41578.

The product of its digits is 165888, while the sum is 42.

The square root of 194426826 is about 13943.7020191913. The cubic root of 194426826 is about 579.3202758528.

The spelling of 194426826 in words is "one hundred ninety-four million, four hundred twenty-six thousand, eight hundred twenty-six".