790987 has 4 divisors (see below), whose sum is σ = 804016. Its totient is φ = 777960.

The previous prime is 790969. The next prime is 790991. The reversal of 790987 is 789097.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-790987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (790927) 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, 6423 + ... + 6544.

It is an arithmetic number, because the mean of its divisors is an integer number (201004).

2⁷⁹⁰⁹⁸⁷ is an apocalyptic number.

790987 is a deficient number, since it is larger than the sum of its proper divisors (13029).

790987 is a wasteful number, since it uses less digits than its factorization.

790987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13028.

The product of its (nonzero) digits is 31752, while the sum is 40.

The square root of 790987 is about 889.3744992971. The cubic root of 790987 is about 92.4818371936.

The spelling of 790987 in words is "seven hundred ninety thousand, nine hundred eighty-seven".