845930 has 16 divisors (see below), whose sum is σ = 1575720. Its totient is φ = 326592.

The previous prime is 845927. The next prime is 845941. The reversal of 845930 is 39548.

845930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 840889 + 5041 = 917^2 + 71^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 845893 and 845902.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 845930.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1169 + ... + 1748.

2⁸⁴⁵⁹³⁰ is an apocalyptic number.

845930 is a deficient number, since it is larger than the sum of its proper divisors (729790).

845930 is a wasteful number, since it uses less digits than its factorization.

845930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2953.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 845930 is about 919.7445297473. The cubic root of 845930 is about 94.5753903210.

The spelling of 845930 in words is "eight hundred forty-five thousand, nine hundred thirty".