412644423 has 4 divisors (see below), whose sum is σ = 550192568. Its totient is φ = 275096280.

The previous prime is 412644389. The next prime is 412644437. The reversal of 412644423 is 324446214.

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

It is a de Polignac number, because none of the positive numbers 2^k-412644423 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 (412644523) 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, 68774068 + ... + 68774073.

It is an arithmetic number, because the mean of its divisors is an integer number (137548142).

Almost surely, 2^412644423 is an apocalyptic number.

412644423 is a deficient number, since it is larger than the sum of its proper divisors (137548145).

412644423 is a wasteful number, since it uses less digits than its factorization.

412644423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137548144.

The product of its digits is 18432, while the sum is 30.

The square root of 412644423 is about 20313.6511489195. The cubic root of 412644423 is about 744.4896422044.

The spelling of 412644423 in words is "four hundred twelve million, six hundred forty-four thousand, four hundred twenty-three".