790785 has 12 divisors (see below), whose sum is σ = 1370772. Its totient is φ = 421728.

The previous prime is 790781. The next prime is 790793. The reversal of 790785 is 587097.

It can be written as a sum of positive squares in 2 ways, for example, as 419904 + 370881 = 648^2 + 609^2 .

It is not a de Polignac number, because 790785 - 2² = 790781 is a prime.

It is not an unprimeable number, because it can be changed into a prime (790781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8742 + ... + 8831.

It is an arithmetic number, because the mean of its divisors is an integer number (114231).

2⁷⁹⁰⁷⁸⁵ is an apocalyptic number.

It is an amenable number.

790785 is a deficient number, since it is larger than the sum of its proper divisors (579987).

790785 is a wasteful number, since it uses less digits than its factorization.

790785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17584 (or 17581 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The square root of 790785 is about 889.2609290866. The cubic root of 790785 is about 92.4739639409.

The spelling of 790785 in words is "seven hundred ninety thousand, seven hundred eighty-five".