196775718 has 16 divisors (see below), whose sum is σ = 410662656. Its totient is φ = 62740040.

The previous prime is 196775713. The next prime is 196775729. The reversal of 196775718 is 817577691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196775713) 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, 712818 + ... + 713093.

It is an arithmetic number, because the mean of its divisors is an integer number (25666416).

Almost surely, 2^196775718 is an apocalyptic number.

196775718 is an abundant number, since it is smaller than the sum of its proper divisors (213886938).

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

196775718 is a wasteful number, since it uses less digits than its factorization.

196775718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425939.

The product of its digits is 740880, while the sum is 51.

The square root of 196775718 is about 14027.6768568427. The cubic root of 196775718 is about 581.6438876730.

The spelling of 196775718 in words is "one hundred ninety-six million, seven hundred seventy-five thousand, seven hundred eighteen".