853039 has 4 divisors (see below), whose sum is σ = 930600. Its totient is φ = 775480.

The previous prime is 853033. The next prime is 853049. The reversal of 853039 is 930358.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 853039 - 2³ = 853031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 852998 and 853016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853031) 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, 38764 + ... + 38785.

It is an arithmetic number, because the mean of its divisors is an integer number (232650).

2⁸⁵³⁰³⁹ is an apocalyptic number.

853039 is a deficient number, since it is larger than the sum of its proper divisors (77561).

853039 is a wasteful number, since it uses less digits than its factorization.

853039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77560.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 853039 is about 923.6011043735. The cubic root of 853039 is about 94.8395815296.

The spelling of 853039 in words is "eight hundred fifty-three thousand, thirty-nine".