789530 has 16 divisors (see below), whose sum is σ = 1624320. Its totient is φ = 270672.

The previous prime is 789527. The next prime is 789533. The reversal of 789530 is 35987.

It is an interprime number because it is at equal distance from previous prime (789527) and next prime (789533).

It is not an unprimeable number, because it can be changed into a prime (789533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5570 + ... + 5709.

It is an arithmetic number, because the mean of its divisors is an integer number (101520).

2⁷⁸⁹⁵³⁰ is an apocalyptic number.

789530 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

789530 is an abundant number, since it is smaller than the sum of its proper divisors (834790).

It is a weird number, because it is abundant, but not a pseudoperfect number.

789530 is a wasteful number, since it uses less digits than its factorization.

789530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11293.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 789530 is about 888.5550067385. Note that the first 3 decimals coincide. The cubic root of 789530 is about 92.4250183686.

The spelling of 789530 in words is "seven hundred eighty-nine thousand, five hundred thirty".