193915468 has 12 divisors (see below), whose sum is σ = 339922800. Its totient is φ = 96794672.

The previous prime is 193915459. The next prime is 193915493. The reversal of 193915468 is 864519391.

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, 38071 + ... + 42862.

It is an arithmetic number, because the mean of its divisors is an integer number (28326900).

Almost surely, 2^193915468 is an apocalyptic number.

It is an amenable number.

193915468 is a deficient number, since it is larger than the sum of its proper divisors (146007332).

193915468 is a wasteful number, since it uses less digits than its factorization.

193915468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81536 (or 81534 counting only the distinct ones).

The product of its digits is 233280, while the sum is 46.

The square root of 193915468 is about 13925.3534245993. The cubic root of 193915468 is about 578.8119438229.

The spelling of 193915468 in words is "one hundred ninety-three million, nine hundred fifteen thousand, four hundred sixty-eight".