412440443 has 8 divisors (see below), whose sum is σ = 433920480. Its totient is φ = 391504320.

The previous prime is 412440419. The next prime is 412440449. The reversal of 412440443 is 344044214.

It is a happy number.

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 412440443 - 2¹⁴ = 412424059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (412440449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134423 + ... + 137456.

It is an arithmetic number, because the mean of its divisors is an integer number (54240060).

Almost surely, 2^412440443 is an apocalyptic number.

412440443 is a deficient number, since it is larger than the sum of its proper divisors (21480037).

412440443 is a wasteful number, since it uses less digits than its factorization.

412440443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271957.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 412440443 is about 20308.6297666780. The cubic root of 412440443 is about 744.3669489779.

Adding to 412440443 its reverse (344044214), we get a palindrome (756484657).

The spelling of 412440443 in words is "four hundred twelve million, four hundred forty thousand, four hundred forty-three".