797645162 has 8 divisors (see below), whose sum is σ = 1208802756. Its totient is φ = 394710912.

The previous prime is 797645161. The next prime is 797645197. The reversal of 797645162 is 261546797.

It can be written as a sum of positive squares in 2 ways, for example, as 728406121 + 69239041 = 26989^2 + 8321^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (797645161) 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, 2055593 + ... + 2055980.

Almost surely, 2^797645162 is an apocalyptic number.

797645162 is a deficient number, since it is larger than the sum of its proper divisors (411157594).

797645162 is a wasteful number, since it uses less digits than its factorization.

797645162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4111672.

The product of its digits is 635040, while the sum is 47.

The square root of 797645162 is about 28242.6125207991. The cubic root of 797645162 is about 927.4060224018.

The spelling of 797645162 in words is "seven hundred ninety-seven million, six hundred forty-five thousand, one hundred sixty-two".