849089 has 4 divisors (see below), whose sum is σ = 861120. Its totient is φ = 837060.

The previous prime is 849083. The next prime is 849097. The reversal of 849089 is 980948.

849089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 849089 - 2¹⁶ = 783553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (849083) 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, 5909 + ... + 6050.

It is an arithmetic number, because the mean of its divisors is an integer number (215280).

2⁸⁴⁹⁰⁸⁹ is an apocalyptic number.

It is an amenable number.

849089 is a deficient number, since it is larger than the sum of its proper divisors (12031).

849089 is a wasteful number, since it uses less digits than its factorization.

849089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12030.

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 849089 is about 921.4602541618. The cubic root of 849089 is about 94.6929699992.

The spelling of 849089 in words is "eight hundred forty-nine thousand, eighty-nine".