84789359 has 8 divisors (see below), whose sum is σ = 88054560. Its totient is φ = 81546976.

The previous prime is 84789253. The next prime is 84789361. The reversal of 84789359 is 95398748.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84789359 - 2¹² = 84785263 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84789359.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84789379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2069 + ... + 13185.

It is an arithmetic number, because the mean of its divisors is an integer number (11006820).

Almost surely, 2^84789359 is an apocalyptic number.

84789359 is a deficient number, since it is larger than the sum of its proper divisors (3265201).

84789359 is a wasteful number, since it uses less digits than its factorization.

84789359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11409.

The product of its digits is 2177280, while the sum is 53.

The square root of 84789359 is about 9208.1137590714. The cubic root of 84789359 is about 439.3194696880.

The spelling of 84789359 in words is "eighty-four million, seven hundred eighty-nine thousand, three hundred fifty-nine".