196931707 has 4 divisors (see below), whose sum is σ = 225064816. Its totient is φ = 168798600.

The previous prime is 196931677. The next prime is 196931711. The reversal of 196931707 is 707139691.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196931707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196931737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14066544 + ... + 14066557.

It is an arithmetic number, because the mean of its divisors is an integer number (56266204).

Almost surely, 2^196931707 is an apocalyptic number.

196931707 is a deficient number, since it is larger than the sum of its proper divisors (28133109).

196931707 is an equidigital number, since it uses as much as digits as its factorization.

196931707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28133108.

The product of its (nonzero) digits is 71442, while the sum is 43.

The square root of 196931707 is about 14033.2357993444. The cubic root of 196931707 is about 581.7975415981.

The spelling of 196931707 in words is "one hundred ninety-six million, nine hundred thirty-one thousand, seven hundred seven".