8196957 has 10 divisors (see below), whose sum is σ = 12244958. Its totient is φ = 5464584.

The previous prime is 8196953. The next prime is 8196959. The reversal of 8196957 is 7596918.

It can be written as a sum of positive squares in only one way, i.e., 7986276 + 210681 = 2826^2 + 459^2 .

It is not a de Polignac number, because 8196957 - 2² = 8196953 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 (8196953) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 50518 + ... + 50679.

Almost surely, 2^8196957 is an apocalyptic number.

It is an amenable number.

8196957 is a deficient number, since it is larger than the sum of its proper divisors (4048001).

8196957 is a wasteful number, since it uses less digits than its factorization.

8196957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101209 (or 101200 counting only the distinct ones).

The product of its digits is 136080, while the sum is 45.

The square root of 8196957 is about 2863.0328325047. The cubic root of 8196957 is about 201.6280201274.

It can be divided in two parts, 819 and 6957, that added together give a 5-th power (7776 = 6⁵).

The spelling of 8196957 in words is "eight million, one hundred ninety-six thousand, nine hundred fifty-seven".