421060 has 24 divisors (see below), whose sum is σ = 909720. Its totient is φ = 163584.

The previous prime is 421049. The next prime is 421079. The reversal of 421060 is 60124.

It can be written as a sum of positive squares in 4 ways, for example, as 53824 + 367236 = 232^2 + 606^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 421060.

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, 456 + ... + 1024.

It is an arithmetic number, because the mean of its divisors is an integer number (37905).

2⁴²¹⁰⁶⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 421060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (454860).

421060 is an abundant number, since it is smaller than the sum of its proper divisors (488660).

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

421060 is a wasteful number, since it uses less digits than its factorization.

421060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615 (or 613 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 421060 is about 648.8913622479. The cubic root of 421060 is about 74.9516725699.

Adding to 421060 its reverse (60124), we get a palindrome (481184).

The spelling of 421060 in words is "four hundred twenty-one thousand, sixty".