196797755 has 16 divisors (see below), whose sum is σ = 294430464. Its totient is φ = 122678880.

The previous prime is 196797751. The next prime is 196797767. The reversal of 196797755 is 557797691.

It is not a de Polignac number, because 196797755 - 2² = 196797751 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 196797755.

It is not an unprimeable number, because it can be changed into a prime (196797751) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 255197 + ... + 255966.

It is an arithmetic number, because the mean of its divisors is an integer number (18401904).

Almost surely, 2^196797755 is an apocalyptic number.

196797755 is a deficient number, since it is larger than the sum of its proper divisors (97632709).

196797755 is a wasteful number, since it uses less digits than its factorization.

196797755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511186.

The product of its digits is 4167450, while the sum is 56.

The square root of 196797755 is about 14028.4623177310. The cubic root of 196797755 is about 581.6655997149.

The spelling of 196797755 in words is "one hundred ninety-six million, seven hundred ninety-seven thousand, seven hundred fifty-five".