440928455 has 16 divisors (see below), whose sum is σ = 578146464. Its totient is φ = 320158080.

The previous prime is 440928431. The next prime is 440928463. The reversal of 440928455 is 554829044.

It is not a de Polignac number, because 440928455 - 2⁸ = 440928199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29777 + ... + 42053.

It is an arithmetic number, because the mean of its divisors is an integer number (36134154).

Almost surely, 2^440928455 is an apocalyptic number.

440928455 is a deficient number, since it is larger than the sum of its proper divisors (137218009).

440928455 is a wasteful number, since it uses less digits than its factorization.

440928455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12946.

The product of its (nonzero) digits is 230400, while the sum is 41.

The square root of 440928455 is about 20998.2964785242. The cubic root of 440928455 is about 761.1250966384.

The spelling of 440928455 in words is "four hundred forty million, nine hundred twenty-eight thousand, four hundred fifty-five".