194394612 has 24 divisors (see below), whose sum is σ = 464651712. Its totient is φ = 63217600.

The previous prime is 194394611. The next prime is 194394637. The reversal of 194394612 is 216493491.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194394611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197064 + ... + 198047.

It is an arithmetic number, because the mean of its divisors is an integer number (19360488).

Almost surely, 2^194394612 is an apocalyptic number.

194394612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

194394612 is an abundant number, since it is smaller than the sum of its proper divisors (270257100).

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

194394612 is a wasteful number, since it uses less digits than its factorization.

194394612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395159 (or 395157 counting only the distinct ones).

The product of its digits is 46656, while the sum is 39.

The square root of 194394612 is about 13942.5468261720. The cubic root of 194394612 is about 579.2882788036.

The spelling of 194394612 in words is "one hundred ninety-four million, three hundred ninety-four thousand, six hundred twelve".