412256443 has 4 divisors (see below), whose sum is σ = 436506840. Its totient is φ = 388006048.

The previous prime is 412256417. The next prime is 412256491. The reversal of 412256443 is 344652214.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 412256443 - 2²¹ = 410159291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (412256543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12125173 + ... + 12125206.

It is an arithmetic number, because the mean of its divisors is an integer number (109126710).

Almost surely, 2^412256443 is an apocalyptic number.

412256443 is a deficient number, since it is larger than the sum of its proper divisors (24250397).

412256443 is a wasteful number, since it uses less digits than its factorization.

412256443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24250396.

The product of its digits is 23040, while the sum is 31.

The square root of 412256443 is about 20304.0991674095. The cubic root of 412256443 is about 744.2562389400.

The spelling of 412256443 in words is "four hundred twelve million, two hundred fifty-six thousand, four hundred forty-three".