730022 has 16 divisors (see below), whose sum is σ = 1143072. Its totient is φ = 349440.

The previous prime is 730021. The next prime is 730033. The reversal of 730022 is 220037.

730022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 729979 and 730006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (730021) 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, 7478 + ... + 7574.

It is an arithmetic number, because the mean of its divisors is an integer number (71442).

2⁷³⁰⁰²² is an apocalyptic number.

730022 is a deficient number, since it is larger than the sum of its proper divisors (413050).

730022 is a wasteful number, since it uses less digits than its factorization.

730022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223.

The product of its (nonzero) digits is 84, while the sum is 14.

The square root of 730022 is about 854.4132489609. The cubic root of 730022 is about 90.0420379747.

Adding to 730022 its reverse (220037), we get a palindrome (950059).

The spelling of 730022 in words is "seven hundred thirty thousand, twenty-two".