193914368 has 20 divisors (see below), whose sum is σ = 387451020. Its totient is φ = 96956928.

The previous prime is 193914367. The next prime is 193914407. The reversal of 193914368 is 863419391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (193914367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188858 + ... + 189881.

It is an arithmetic number, because the mean of its divisors is an integer number (19372551).

Almost surely, 2^193914368 is an apocalyptic number.

It is an amenable number.

193914368 is a deficient number, since it is larger than the sum of its proper divisors (193536652).

193914368 is an frugal number, since it uses more digits than its factorization.

193914368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378757 (or 378741 counting only the distinct ones).

The product of its digits is 139968, while the sum is 44.

The square root of 193914368 is about 13925.3139282387. The cubic root of 193914368 is about 578.8108493695.

The spelling of 193914368 in words is "one hundred ninety-three million, nine hundred fourteen thousand, three hundred sixty-eight".