193663104 has 64 divisors (see below), whose sum is σ = 516593280. Its totient is φ = 64281600.

The previous prime is 193663091. The next prime is 193663109. The reversal of 193663104 is 401366391.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (193663109) 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, 103134 + ... + 104994.

It is an arithmetic number, because the mean of its divisors is an integer number (8071770).

Almost surely, 2^193663104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 193663104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258296640).

193663104 is an abundant number, since it is smaller than the sum of its proper divisors (322930176).

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

193663104 is a wasteful number, since it uses less digits than its factorization.

193663104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2149 (or 2137 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 193663104 is about 13916.2891605485. The cubic root of 193663104 is about 578.5607438008.

The spelling of 193663104 in words is "one hundred ninety-three million, six hundred sixty-three thousand, one hundred four".