333421 has 8 divisors (see below), whose sum is σ = 385344. Its totient is φ = 285120.

The previous prime is 333419. The next prime is 333427. The reversal of 333421 is 124333.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 333421 - 2¹ = 333419 is a prime.

It is a super-2 number, since 2×333421² = 222339126482, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 333395 and 333404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (333427) 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, 705 + ... + 1078.

It is an arithmetic number, because the mean of its divisors is an integer number (48168).

2³³³⁴²¹ is an apocalyptic number.

It is an amenable number.

333421 is a deficient number, since it is larger than the sum of its proper divisors (51923).

333421 is a wasteful number, since it uses less digits than its factorization.

333421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1811.

The product of its digits is 216, while the sum is 16.

The square root of 333421 is about 577.4261857588. The cubic root of 333421 is about 69.3422053694.

Adding to 333421 its reverse (124333), we get a palindrome (457754).

The spelling of 333421 in words is "three hundred thirty-three thousand, four hundred twenty-one".