789972530 has 16 divisors (see below), whose sum is σ = 1425003840. Its totient is φ = 315310512.

The previous prime is 789972529. The next prime is 789972539. The reversal of 789972530 is 35279987.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (789972539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79910 + ... + 89249.

It is an arithmetic number, because the mean of its divisors is an integer number (89062740).

Almost surely, 2^789972530 is an apocalyptic number.

789972530 is a deficient number, since it is larger than the sum of its proper divisors (635031310).

789972530 is a wasteful number, since it uses less digits than its factorization.

789972530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169633.

The product of its (nonzero) digits is 952560, while the sum is 50.

The square root of 789972530 is about 28106.4499714923. The cubic root of 789972530 is about 924.4228315656.

The spelling of 789972530 in words is "seven hundred eighty-nine million, nine hundred seventy-two thousand, five hundred thirty".