196909593 has 8 divisors (see below), whose sum is σ = 268949856. Its totient is φ = 128071200.

The previous prime is 196909579. The next prime is 196909621. The reversal of 196909593 is 395909691.

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

It is not a de Polignac number, because 196909593 - 2²¹ = 194812441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196909093) 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, 800323 + ... + 800568.

It is an arithmetic number, because the mean of its divisors is an integer number (33618732).

Almost surely, 2^196909593 is an apocalyptic number.

It is an amenable number.

196909593 is a deficient number, since it is larger than the sum of its proper divisors (72040263).

196909593 is a wasteful number, since it uses less digits than its factorization.

196909593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600935.

The product of its (nonzero) digits is 590490, while the sum is 51.

The square root of 196909593 is about 14032.4478620090. The cubic root of 196909593 is about 581.7757635705.

The spelling of 196909593 in words is "one hundred ninety-six million, nine hundred nine thousand, five hundred ninety-three".