790221 has 16 divisors (see below), whose sum is σ = 1128960. Its totient is φ = 490560.

The previous prime is 790219. The next prime is 790241. The reversal of 790221 is 122097.

It is a happy number.

790221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 790221 - 2¹ = 790219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (790201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2551 + ... + 2843.

It is an arithmetic number, because the mean of its divisors is an integer number (70560).

2⁷⁹⁰²²¹ is an apocalyptic number.

It is an amenable number.

790221 is a deficient number, since it is larger than the sum of its proper divisors (338739).

790221 is a wasteful number, since it uses less digits than its factorization.

790221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 790221 is about 888.9437552511. The cubic root of 790221 is about 92.4519740954.

The spelling of 790221 in words is "seven hundred ninety thousand, two hundred twenty-one".