194021466 has 16 divisors (see below), whose sum is σ = 388317888. Its totient is φ = 64628000.

The previous prime is 194021423. The next prime is 194021479. The reversal of 194021466 is 664120491.

194021466 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1635 + ... + 19766.

It is an arithmetic number, because the mean of its divisors is an integer number (24269868).

Almost surely, 2^194021466 is an apocalyptic number.

194021466 is an abundant number, since it is smaller than the sum of its proper divisors (194296422).

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

194021466 is a wasteful number, since it uses less digits than its factorization.

194021466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22917.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 194021466 is about 13929.1588403607. The cubic root of 194021466 is about 578.9173879348.

The spelling of 194021466 in words is "one hundred ninety-four million, twenty-one thousand, four hundred sixty-six".