196355797 has 8 divisors (see below), whose sum is σ = 226806912. Its totient is φ = 168004800.

The previous prime is 196355791. The next prime is 196355813. The reversal of 196355797 is 797553691.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196355797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196355791) 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, 524829 + ... + 525202.

It is an arithmetic number, because the mean of its divisors is an integer number (28350864).

Almost surely, 2^196355797 is an apocalyptic number.

196355797 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

196355797 is a deficient number, since it is larger than the sum of its proper divisors (30451115).

196355797 is a wasteful number, since it uses less digits than its factorization.

196355797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050059.

The product of its digits is 1786050, while the sum is 52.

The square root of 196355797 is about 14012.7012742012. The cubic root of 196355797 is about 581.2298487329.

The spelling of 196355797 in words is "one hundred ninety-six million, three hundred fifty-five thousand, seven hundred ninety-seven".