791835089 has 6 divisors (see below), whose sum is σ = 835704450. Its totient is φ = 750159216.

The previous prime is 791835059. The next prime is 791835119. The reversal of 791835089 is 980538197.

It is an interprime number because it is at equal distance from previous prime (791835059) and next prime (791835119).

It can be written as a sum of positive squares in only one way, i.e., 462594064 + 329241025 = 21508^2 + 18145^2 .

It is not a de Polignac number, because 791835089 - 2⁸ = 791834833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (791835049) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1096364 + ... + 1097085.

It is an arithmetic number, because the mean of its divisors is an integer number (139284075).

Almost surely, 2^791835089 is an apocalyptic number.

It is an amenable number.

791835089 is a deficient number, since it is larger than the sum of its proper divisors (43869361).

791835089 is a wasteful number, since it uses less digits than its factorization.

791835089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2193487 (or 2193468 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 50.

The square root of 791835089 is about 28139.5644777953. The cubic root of 791835089 is about 925.1487811326.

The spelling of 791835089 in words is "seven hundred ninety-one million, eight hundred thirty-five thousand, eighty-nine".