846220 has 24 divisors (see below), whose sum is σ = 1839600. Its totient is φ = 326592.

The previous prime is 846217. The next prime is 846229. The reversal of 846220 is 22648.

846220 = T₁₄₁ + T₁₄₂ + ... + T₁₉₈.

846220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 846191 and 846200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (846229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150 + ... + 1309.

It is an arithmetic number, because the mean of its divisors is an integer number (76650).

2⁸⁴⁶²²⁰ is an apocalyptic number.

It is an amenable number.

846220 is an abundant number, since it is smaller than the sum of its proper divisors (993380).

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

846220 is a wasteful number, since it uses less digits than its factorization.

846220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497 (or 1495 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 846220 is about 919.9021687114. The cubic root of 846220 is about 94.5861964672.

Adding to 846220 its reverse (22648), we get a palindrome (868868).

The spelling of 846220 in words is "eight hundred forty-six thousand, two hundred twenty".