421360060 has 72 divisors (see below), whose sum is σ = 997941168. Its totient is φ = 148204800.

The previous prime is 421360057. The next prime is 421360067. The reversal of 421360060 is 60063124.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421360067) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 210424 + ... + 212416.

It is an arithmetic number, because the mean of its divisors is an integer number (13860294).

Almost surely, 2^421360060 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 421360060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (498970584).

421360060 is an abundant number, since it is smaller than the sum of its proper divisors (576581108).

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

421360060 is a wasteful number, since it uses less digits than its factorization.

421360060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075 (or 2042 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 421360060 is about 20527.0567787981. The cubic root of 421360060 is about 749.6947261310.

The spelling of 421360060 in words is "four hundred twenty-one million, three hundred sixty thousand, sixty".