845299 has 12 divisors (see below), whose sum is σ = 1059744. Its totient is φ = 668304.

The previous prime is 845287. The next prime is 845303. The reversal of 845299 is 992548.

It is not a de Polignac number, because 845299 - 2¹³ = 837107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (845209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27 + ... + 1300.

It is an arithmetic number, because the mean of its divisors is an integer number (88312).

2⁸⁴⁵²⁹⁹ is an apocalyptic number.

845299 is a deficient number, since it is larger than the sum of its proper divisors (214445).

845299 is a wasteful number, since it uses less digits than its factorization.

845299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354 (or 1347 counting only the distinct ones).

The product of its digits is 25920, while the sum is 37.

The square root of 845299 is about 919.4014357178. The cubic root of 845299 is about 94.5518691015.

It can be divided in two parts, 84529 and 9, that multiplied together give a triangular number (760761 = T₁₂₃₃).

The spelling of 845299 in words is "eight hundred forty-five thousand, two hundred ninety-nine".