789604879 has 4 divisors (see below), whose sum is σ = 902405584. Its totient is φ = 676804176.

The previous prime is 789604877. The next prime is 789604889. The reversal of 789604879 is 978406987.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 978406987 = 647 ⋅1512221.

It is a cyclic number.

It is not a de Polignac number, because 789604879 - 2¹ = 789604877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (789604877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56400342 + ... + 56400355.

It is an arithmetic number, because the mean of its divisors is an integer number (225601396).

Almost surely, 2^789604879 is an apocalyptic number.

789604879 is a deficient number, since it is larger than the sum of its proper divisors (112800705).

789604879 is a wasteful number, since it uses less digits than its factorization.

789604879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112800704.

The product of its (nonzero) digits is 6096384, while the sum is 58.

The square root of 789604879 is about 28099.9088788558. The cubic root of 789604879 is about 924.2794013815.

The spelling of 789604879 in words is "seven hundred eighty-nine million, six hundred four thousand, eight hundred seventy-nine".