414321421 has 4 divisors (see below), whose sum is σ = 414364672. Its totient is φ = 414278172.

The previous prime is 414321407. The next prime is 414321431. The reversal of 414321421 is 124123414.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 124123414 = 2 ⋅62061707.

It is a cyclic number.

It is not a de Polignac number, because 414321421 - 2⁵ = 414321389 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 414321392 and 414321401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (414321431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141 + ... + 28786.

It is an arithmetic number, because the mean of its divisors is an integer number (103591168).

Almost surely, 2^414321421 is an apocalyptic number.

It is an amenable number.

414321421 is a deficient number, since it is larger than the sum of its proper divisors (43251).

414321421 is a wasteful number, since it uses less digits than its factorization.

414321421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43250.

The product of its digits is 768, while the sum is 22.

The square root of 414321421 is about 20354.8869070796. The cubic root of 414321421 is about 745.4968209900.

Adding to 414321421 its reverse (124123414), we get a palindrome (538444835).

The spelling of 414321421 in words is "four hundred fourteen million, three hundred twenty-one thousand, four hundred twenty-one".