421036 has 24 divisors (see below), whose sum is σ = 919296. Its totient is φ = 163920.

The previous prime is 421033. The next prime is 421037. The reversal of 421036 is 630124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421033) 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, 376 + ... + 991.

It is an arithmetic number, because the mean of its divisors is an integer number (38304).

2⁴²¹⁰³⁶ is an apocalyptic number.

It is an amenable number.

421036 is an abundant number, since it is smaller than the sum of its proper divisors (498260).

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

421036 is a wasteful number, since it uses less digits than its factorization.

421036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389 (or 1387 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 421036 is about 648.8728689042. The cubic root of 421036 is about 74.9502484859.

The spelling of 421036 in words is "four hundred twenty-one thousand, thirty-six".