789847045 has 32 divisors (see below), whose sum is σ = 1061222400. Its totient is φ = 560335104.

The previous prime is 789847039. The next prime is 789847073. The reversal of 789847045 is 540748987.

It is a cyclic number.

It is not a de Polignac number, because 789847045 - 2²³ = 781458437 is a prime.

It is a super-3 number, since 3×789847045³ (a number of 28 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 789846983 and 789847001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 419416 + ... + 421294.

It is an arithmetic number, because the mean of its divisors is an integer number (33163200).

Almost surely, 2^789847045 is an apocalyptic number.

It is an amenable number.

789847045 is a deficient number, since it is larger than the sum of its proper divisors (271375355).

789847045 is a wasteful number, since it uses less digits than its factorization.

789847045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2149.

The product of its (nonzero) digits is 2257920, while the sum is 52.

The square root of 789847045 is about 28104.2175660523. The cubic root of 789847045 is about 924.3738816180.

The spelling of 789847045 in words is "seven hundred eighty-nine million, eight hundred forty-seven thousand, forty-five".