194426808 has 16 divisors (see below), whose sum is σ = 486067080. Its totient is φ = 64808928.

The previous prime is 194426803. The next prime is 194426809. The reversal of 194426808 is 808624491.

It is a self number, because there is not a number n which added to its sum of digits gives 194426808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194426803) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4050535 + ... + 4050582.

Almost surely, 2^194426808 is an apocalyptic number.

It is an amenable number.

194426808 is an abundant number, since it is smaller than the sum of its proper divisors (291640272).

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

194426808 is a wasteful number, since it uses less digits than its factorization.

194426808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8101126 (or 8101122 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 194426808 is about 13943.7013737386. The cubic root of 194426808 is about 579.3202579751.

The spelling of 194426808 in words is "one hundred ninety-four million, four hundred twenty-six thousand, eight hundred eight".