421914 has 16 divisors (see below), whose sum is σ = 888480. Its totient is φ = 133200.

The previous prime is 421913. The next prime is 421943. The reversal of 421914 is 419124.

421914 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×421914² = 356022846792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (421913) 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, 1737 + ... + 1964.

It is an arithmetic number, because the mean of its divisors is an integer number (55530).

2⁴²¹⁹¹⁴ is an apocalyptic number.

421914 is an abundant number, since it is smaller than the sum of its proper divisors (466566).

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

421914 is a wasteful number, since it uses less digits than its factorization.

421914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3725.

The product of its digits is 288, while the sum is 21.

The square root of 421914 is about 649.5490743585. The cubic root of 421914 is about 75.0023110399.

It can be divided in two parts, 42191 and 4, that added together give a triangular number (42195 = T₂₉₀).

The spelling of 421914 in words is "four hundred twenty-one thousand, nine hundred fourteen".