412243421 has 8 divisors (see below), whose sum is σ = 455471424. Its totient is φ = 371124160.

The previous prime is 412243417. The next prime is 412243423. The reversal of 412243421 is 124342214.

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

It is a cyclic number.

It is not a de Polignac number, because 412243421 - 2² = 412243417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412243423) 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, 526775 + ... + 527556.

It is an arithmetic number, because the mean of its divisors is an integer number (56933928).

Almost surely, 2^412243421 is an apocalyptic number.

It is an amenable number.

412243421 is a deficient number, since it is larger than the sum of its proper divisors (43228003).

412243421 is a wasteful number, since it uses less digits than its factorization.

412243421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054371.

The product of its digits is 1536, while the sum is 23.

The square root of 412243421 is about 20303.7784907145. The cubic root of 412243421 is about 744.2484025500.

Adding to 412243421 its reverse (124342214), we get a palindrome (536585635).

The spelling of 412243421 in words is "four hundred twelve million, two hundred forty-three thousand, four hundred twenty-one".