845361 has 12 divisors (see below), whose sum is σ = 1332240. Its totient is φ = 512280.

The previous prime is 845357. The next prime is 845363. The reversal of 845361 is 163548.

845361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 845361 - 2² = 845357 is a prime.

It is not an unprimeable number, because it can be changed into a prime (845363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4171 + ... + 4368.

It is an arithmetic number, because the mean of its divisors is an integer number (111020).

2⁸⁴⁵³⁶¹ is an apocalyptic number.

It is an amenable number.

845361 is a deficient number, since it is larger than the sum of its proper divisors (486879).

845361 is a wasteful number, since it uses less digits than its factorization.

845361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8556 (or 8553 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 845361 is about 919.4351526889. The cubic root of 845361 is about 94.5541807382.

Adding to 845361 its product of digits (2880), we get a square (848241 = 921²).

It can be divided in two parts, 84 and 5361, that added together give a palindrome (5445).

The spelling of 845361 in words is "eight hundred forty-five thousand, three hundred sixty-one".