790989097 has 4 divisors (see below), whose sum is σ = 810281556. Its totient is φ = 771696640.

The previous prime is 790989083. The next prime is 790989127.

790989097 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in 2 ways, for example, as 86564416 + 704424681 = 9304^2 + 26541^2 .

It is a cyclic number.

It is not a de Polignac number, because 790989097 - 2¹¹ = 790987049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (790989037) 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, 9646168 + ... + 9646249.

It is an arithmetic number, because the mean of its divisors is an integer number (202570389).

Almost surely, 2^790989097 is an apocalyptic number.

It is an amenable number.

790989097 is a deficient number, since it is larger than the sum of its proper divisors (19292459).

790989097 is a wasteful number, since it uses less digits than its factorization.

790989097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19292458.

The product of its (nonzero) digits is 2571912, while the sum is 58.

The square root of 790989097 is about 28124.5283871570. The cubic root of 790989097 is about 924.8191892025.

The spelling of 790989097 in words is "seven hundred ninety million, nine hundred eighty-nine thousand, ninety-seven".