794639197 has 4 divisors (see below), whose sum is σ = 866879136. Its totient is φ = 722399260.

The previous prime is 794639191. The next prime is 794639203. The reversal of 794639197 is 791936497.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 791936497 = 11 ⋅71994227.

It is an interprime number because it is at equal distance from previous prime (794639191) and next prime (794639203).

It is not a de Polignac number, because 794639197 - 2³ = 794639189 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 (794639191) 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, 36119953 + ... + 36119974.

It is an arithmetic number, because the mean of its divisors is an integer number (216719784).

Almost surely, 2^794639197 is an apocalyptic number.

It is an amenable number.

794639197 is a deficient number, since it is larger than the sum of its proper divisors (72239939).

794639197 is a wasteful number, since it uses less digits than its factorization.

794639197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72239938.

The product of its digits is 2571912, while the sum is 55.

The square root of 794639197 is about 28189.3454517837. The cubic root of 794639197 is about 926.2395641604.

The spelling of 794639197 in words is "seven hundred ninety-four million, six hundred thirty-nine thousand, one hundred ninety-seven".