194086164 has 96 divisors (see below), whose sum is σ = 490291200. Its totient is φ = 59633280.

The previous prime is 194086157. The next prime is 194086177. The reversal of 194086164 is 461680491.

It is a super-3 number, since 3×194086164³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 811957 + ... + 812195.

It is an arithmetic number, because the mean of its divisors is an integer number (5107200).

Almost surely, 2^194086164 is an apocalyptic number.

It is an amenable number.

194086164 is an abundant number, since it is smaller than the sum of its proper divisors (296205036).

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

194086164 is a wasteful number, since it uses less digits than its factorization.

194086164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373 (or 371 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 194086164 is about 13931.4810411528. The cubic root of 194086164 is about 578.9817289852.

The spelling of 194086164 in words is "one hundred ninety-four million, eighty-six thousand, one hundred sixty-four".