421068 has 12 divisors (see below), whose sum is σ = 982520. Its totient is φ = 140352.

The previous prime is 421049. The next prime is 421079. The reversal of 421068 is 860124.

It is a tau number, because it is divible by the number of its divisors (12).

It is a plaindrome in base 16.

It is a zygodrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17533 + ... + 17556.

2⁴²¹⁰⁶⁸ is an apocalyptic number.

It is an amenable number.

421068 is an abundant number, since it is smaller than the sum of its proper divisors (561452).

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

421068 is a wasteful number, since it uses less digits than its factorization.

421068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35096 (or 35094 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 421068 is about 648.8975265787. The cubic root of 421068 is about 74.9521472525.

It can be divided in two parts, 4210 and 68, that added together give a triangular number (4278 = T₉₂).

The spelling of 421068 in words is "four hundred twenty-one thousand, sixty-eight".