849555 has 64 divisors (see below), whose sum is σ = 1843200. Its totient is φ = 362880.

The previous prime is 849539. The next prime is 849571. The reversal of 849555 is 555948.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (849539) and next prime (849571).

It is not a de Polignac number, because 849555 - 2⁴ = 849539 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

Its product of digits (36000) is a multiple of the sum of its prime divisors (75).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27390 + ... + 27420.

It is an arithmetic number, because the mean of its divisors is an integer number (28800).

2⁸⁴⁹⁵⁵⁵ is an apocalyptic number.

849555 is an abundant number, since it is smaller than the sum of its proper divisors (993645).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

849555 is a wasteful number, since it uses less digits than its factorization.

849555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81 (or 75 counting only the distinct ones).

The product of its digits is 36000, while the sum is 36.

The square root of 849555 is about 921.7130790002. The cubic root of 849555 is about 94.7102900735.

The spelling of 849555 in words is "eight hundred forty-nine thousand, five hundred fifty-five".