193441916 has 12 divisors (see below), whose sum is σ = 338938488. Its totient is φ = 96602352.

The previous prime is 193441889. The next prime is 193441921. The reversal of 193441916 is 619144391.

It is a self number, because there is not a number n which added to its sum of digits gives 193441916.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25931 + ... + 32546.

It is an arithmetic number, because the mean of its divisors is an integer number (28244874).

Almost surely, 2^193441916 is an apocalyptic number.

It is an amenable number.

193441916 is a deficient number, since it is larger than the sum of its proper divisors (145496572).

193441916 is a wasteful number, since it uses less digits than its factorization.

193441916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59308 (or 59306 counting only the distinct ones).

The product of its digits is 23328, while the sum is 38.

The square root of 193441916 is about 13908.3398002781. The cubic root of 193441916 is about 578.3403964696.

The spelling of 193441916 in words is "one hundred ninety-three million, four hundred forty-one thousand, nine hundred sixteen".