412323421 has 4 divisors (see below), whose sum is σ = 426541500. Its totient is φ = 398105344.

The previous prime is 412323419. The next prime is 412323437. The reversal of 412323421 is 124323214.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 124323214 = 2 ⋅62161607.

It can be written as a sum of positive squares in 2 ways, for example, as 155875225 + 256448196 = 12485^2 + 16014^2 .

It is a cyclic number.

It is not a de Polignac number, because 412323421 - 2¹ = 412323419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 412323392 and 412323401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412323451) 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, 7108996 + ... + 7109053.

It is an arithmetic number, because the mean of its divisors is an integer number (106635375).

Almost surely, 2^412323421 is an apocalyptic number.

It is an amenable number.

412323421 is a deficient number, since it is larger than the sum of its proper divisors (14218079).

412323421 is a wasteful number, since it uses less digits than its factorization.

412323421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14218078.

The product of its digits is 1152, while the sum is 22.

The square root of 412323421 is about 20305.7484717998. The cubic root of 412323421 is about 744.2965424096.

Adding to 412323421 its reverse (124323214), we get a palindrome (536646635).

The spelling of 412323421 in words is "four hundred twelve million, three hundred twenty-three thousand, four hundred twenty-one".