193344997 has 8 divisors (see below), whose sum is σ = 194768640. Its totient is φ = 191926560.

The previous prime is 193344989. The next prime is 193345013. The reversal of 193344997 is 799443391.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 193344997 - 2³ = 193344989 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 193344997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (193344937) 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, 100113 + ... + 102025.

It is an arithmetic number, because the mean of its divisors is an integer number (24346080).

Almost surely, 2^193344997 is an apocalyptic number.

It is an amenable number.

193344997 is a deficient number, since it is larger than the sum of its proper divisors (1423643).

193344997 is a wasteful number, since it uses less digits than its factorization.

193344997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2603.

The product of its digits is 734832, while the sum is 49.

The square root of 193344997 is about 13904.8551592600. The cubic root of 193344997 is about 578.2437929036.

The spelling of 193344997 in words is "one hundred ninety-three million, three hundred forty-four thousand, nine hundred ninety-seven".