789289690 has 16 divisors (see below), whose sum is σ = 1623681792. Its totient is φ = 270613584.

The previous prime is 789289663. The next prime is 789289693. The reversal of 789289690 is 96982987.

It is a super-2 number, since 2×789289690² = 1245956429480592200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (789289693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5637714 + ... + 5637853.

It is an arithmetic number, because the mean of its divisors is an integer number (101480112).

Almost surely, 2^789289690 is an apocalyptic number.

789289690 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

789289690 is an abundant number, since it is smaller than the sum of its proper divisors (834392102).

789289690 is a wasteful number, since it uses less digits than its factorization.

789289690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11275581.

The product of its (nonzero) digits is 3919104, while the sum is 58.

The square root of 789289690 is about 28094.2999556850. The cubic root of 789289690 is about 924.1564025334.

The spelling of 789289690 in words is "seven hundred eighty-nine million, two hundred eighty-nine thousand, six hundred ninety".