196970939 has 6 divisors (see below), whose sum is σ = 216505380. Its totient is φ = 179064380.

The previous prime is 196970933. The next prime is 196970947. The reversal of 196970939 is 939079691.

It is a de Polignac number, because none of the positive numbers 2^k-196970939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196970933) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 813809 + ... + 814050.

It is an arithmetic number, because the mean of its divisors is an integer number (36084230).

Almost surely, 2^196970939 is an apocalyptic number.

196970939 is a deficient number, since it is larger than the sum of its proper divisors (19534441).

196970939 is a wasteful number, since it uses less digits than its factorization.

196970939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1627881 (or 1627870 counting only the distinct ones).

The product of its (nonzero) digits is 826686, while the sum is 53.

The square root of 196970939 is about 14034.6335541759. The cubic root of 196970939 is about 581.8361735447.

The spelling of 196970939 in words is "one hundred ninety-six million, nine hundred seventy thousand, nine hundred thirty-nine".