194380368 has 80 divisors (see below), whose sum is σ = 618043776. Its totient is φ = 51264000.

The previous prime is 194380367. The next prime is 194380387. The reversal of 194380368 is 863083491.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194380367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17883 + ... + 26618.

Almost surely, 2^194380368 is an apocalyptic number.

It is an amenable number.

194380368 is an abundant number, since it is smaller than the sum of its proper divisors (423663408).

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

194380368 is a wasteful number, since it uses less digits than its factorization.

194380368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44532 (or 44526 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 194380368 is about 13942.0360062654. The cubic root of 194380368 is about 579.2741296053.

The spelling of 194380368 in words is "one hundred ninety-four million, three hundred eighty thousand, three hundred sixty-eight".