196756949 has 8 divisors (see below), whose sum is σ = 201993792. Its totient is φ = 191550240.

The previous prime is 196756939. The next prime is 196756961. The reversal of 196756949 is 949657691.

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-196756949 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 196756894 and 196756903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196756919) 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, 6017 + ... + 20729.

It is an arithmetic number, because the mean of its divisors is an integer number (25249224).

Almost surely, 2^196756949 is an apocalyptic number.

It is an amenable number.

196756949 is a deficient number, since it is larger than the sum of its proper divisors (5236843).

196756949 is a wasteful number, since it uses less digits than its factorization.

196756949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15067.

The product of its digits is 3674160, while the sum is 56.

The square root of 196756949 is about 14027.0078420168. The cubic root of 196756949 is about 581.6253941628.

The spelling of 196756949 in words is "one hundred ninety-six million, seven hundred fifty-six thousand, nine hundred forty-nine".