858679349 has 8 divisors (see below), whose sum is σ = 937119648. Its totient is φ = 780302160.

The previous prime is 858679343. The next prime is 858679373. The reversal of 858679349 is 943976858.

858679349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-858679349 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 (858679343) 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, 15359 + ... + 44195.

It is an arithmetic number, because the mean of its divisors is an integer number (117139956).

Almost surely, 2^858679349 is an apocalyptic number.

It is an amenable number.

858679349 is a deficient number, since it is larger than the sum of its proper divisors (78440299).

858679349 is a wasteful number, since it uses less digits than its factorization.

858679349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31555.

The product of its digits is 13063680, while the sum is 59.

The square root of 858679349 is about 29303.2310334543. The cubic root of 858679349 is about 950.4815099209.

The spelling of 858679349 in words is "eight hundred fifty-eight million, six hundred seventy-nine thousand, three hundred forty-nine".