791860887 has 8 divisors (see below), whose sum is σ = 1173127280. Its totient is φ = 527907240.

The previous prime is 791860877. The next prime is 791860897. The reversal of 791860887 is 788068197.

It is an interprime number because it is at equal distance from previous prime (791860877) and next prime (791860897).

It is not a de Polignac number, because 791860887 - 2⁴ = 791860871 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 (791860837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14664064 + ... + 14664117.

It is an arithmetic number, because the mean of its divisors is an integer number (146640910).

Almost surely, 2^791860887 is an apocalyptic number.

791860887 is a deficient number, since it is larger than the sum of its proper divisors (381266393).

791860887 is a wasteful number, since it uses less digits than its factorization.

791860887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29328190 (or 29328184 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 54.

The square root of 791860887 is about 28140.0228677945. The cubic root of 791860887 is about 925.1588281443.

The spelling of 791860887 in words is "seven hundred ninety-one million, eight hundred sixty thousand, eight hundred eighty-seven".