797912194 has 4 divisors (see below), whose sum is σ = 1196868294. Its totient is φ = 398956096.

The previous prime is 797912189. The next prime is 797912207. The reversal of 797912194 is 491219797.

797912194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 782600625 + 15311569 = 27975^2 + 3913^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199478047 + ... + 199478050.

Almost surely, 2^797912194 is an apocalyptic number.

797912194 is a deficient number, since it is larger than the sum of its proper divisors (398956100).

797912194 is a wasteful number, since it uses less digits than its factorization.

797912194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398956099.

The product of its digits is 285768, while the sum is 49.

The square root of 797912194 is about 28247.3395915438. The cubic root of 797912194 is about 927.5095017710.

The spelling of 797912194 in words is "seven hundred ninety-seven million, nine hundred twelve thousand, one hundred ninety-four".