412412421 has 4 divisors (see below), whose sum is σ = 549883232. Its totient is φ = 274941612.

The previous prime is 412412417. The next prime is 412412431. The reversal of 412412421 is 124214214.

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.

It is not a de Polignac number, because 412412421 - 2² = 412412417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412412411) 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, 68735401 + ... + 68735406.

It is an arithmetic number, because the mean of its divisors is an integer number (137470808).

Almost surely, 2^412412421 is an apocalyptic number.

It is an amenable number.

412412421 is a deficient number, since it is larger than the sum of its proper divisors (137470811).

412412421 is a wasteful number, since it uses less digits than its factorization.

412412421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137470810.

The product of its digits is 512, while the sum is 21.

The square root of 412412421 is about 20307.9398512011. The cubic root of 412412421 is about 744.3500906869.

Adding to 412412421 its reverse (124214214), we get a palindrome (536626635).

The spelling of 412412421 in words is "four hundred twelve million, four hundred twelve thousand, four hundred twenty-one".