194596164 has 36 divisors (see below), whose sum is σ = 562167424. Its totient is φ = 55598832.

The previous prime is 194596163. The next prime is 194596201. The reversal of 194596164 is 461695491.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (194596163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 385852 + ... + 386355.

Almost surely, 2^194596164 is an apocalyptic number.

194596164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

194596164 is an abundant number, since it is smaller than the sum of its proper divisors (367571260).

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

194596164 is a wasteful number, since it uses less digits than its factorization.

194596164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772224 (or 772219 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 194596164 is about 13949.7729013773. The cubic root of 194596164 is about 579.4884153221.

It can be divided in two parts, 1945961 and 64, that added together give a square (1946025 = 1395²).

The spelling of 194596164 in words is "one hundred ninety-four million, five hundred ninety-six thousand, one hundred sixty-four".