461220 has 24 divisors (see below), whose sum is σ = 1291584. Its totient is φ = 122976.

The previous prime is 461207. The next prime is 461233. The reversal of 461220 is 22164.

It is an interprime number because it is at equal distance from previous prime (461207) and next prime (461233).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 461220.

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, 3784 + ... + 3903.

It is an arithmetic number, because the mean of its divisors is an integer number (53816).

2⁴⁶¹²²⁰ is an apocalyptic number.

It is an amenable number.

461220 is an abundant number, since it is smaller than the sum of its proper divisors (830364).

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

461220 is a wasteful number, since it uses less digits than its factorization.

461220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7699 (or 7697 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 461220 is about 679.1317986960. The cubic root of 461220 is about 77.2626103983.

Adding to 461220 its reverse (22164), we get a palindrome (483384).

The spelling of 461220 in words is "four hundred sixty-one thousand, two hundred twenty".