793021 has 4 divisors (see below), whose sum is σ = 814492. Its totient is φ = 771552.

The previous prime is 792991. The next prime is 793043. The reversal of 793021 is 120397.

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 376996 + 416025 = 614^2 + 645^2 .

It is a cyclic number.

It is not a de Polignac number, because 793021 - 2⁵ = 792989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 792983 and 793001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (793621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10680 + ... + 10753.

It is an arithmetic number, because the mean of its divisors is an integer number (203623).

2⁷⁹³⁰²¹ is an apocalyptic number.

It is an amenable number.

793021 is a deficient number, since it is larger than the sum of its proper divisors (21471).

793021 is a wasteful number, since it uses less digits than its factorization.

793021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21470.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 793021 is about 890.5172654138. The cubic root of 793021 is about 92.5610407914.

The spelling of 793021 in words is "seven hundred ninety-three thousand, twenty-one".