194386416 has 80 divisors (see below), whose sum is σ = 604128000. Its totient is φ = 52614144.

The previous prime is 194386393. The next prime is 194386429. The reversal of 194386416 is 614683491.

194386416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8841 + ... + 21608.

It is an arithmetic number, because the mean of its divisors is an integer number (7551600).

Almost surely, 2^194386416 is an apocalyptic number.

194386416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

194386416 is an abundant number, since it is smaller than the sum of its proper divisors (409741584).

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

194386416 is a wasteful number, since it uses less digits than its factorization.

194386416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30486 (or 30480 counting only the distinct ones).

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

The square root of 194386416 is about 13942.2529025979. The cubic root of 194386416 is about 579.2801374369.

The spelling of 194386416 in words is "one hundred ninety-four million, three hundred eighty-six thousand, four hundred sixteen".