440484463 has 2 divisors, whose sum is σ = 440484464. Its totient is φ = 440484462.

The previous prime is 440484461. The next prime is 440484481. The reversal of 440484463 is 364484044.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 440484463 - 2¹ = 440484461 is a prime.

Together with 440484461, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440484461) 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 as a sum of consecutive naturals, namely, 220242231 + 220242232.

It is an arithmetic number, because the mean of its divisors is an integer number (220242232).

Almost surely, 2^440484463 is an apocalyptic number.

440484463 is a deficient number, since it is larger than the sum of its proper divisors (1).

440484463 is an equidigital number, since it uses as much as digits as its factorization.

440484463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 147456, while the sum is 37.

The square root of 440484463 is about 20987.7217200915. The cubic root of 440484463 is about 760.8695397253.

The spelling of 440484463 in words is "four hundred forty million, four hundred eighty-four thousand, four hundred sixty-three".