440428448 has 24 divisors (see below), whose sum is σ = 868607712. Its totient is φ = 219829696.

The previous prime is 440428447. The next prime is 440428459. The reversal of 440428448 is 844824044.

It is not an unprimeable number, because it can be changed into a prime (440428447) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 7061 + ... + 30507.

It is an arithmetic number, because the mean of its divisors is an integer number (36191988).

Almost surely, 2^440428448 is an apocalyptic number.

It is an amenable number.

440428448 is a deficient number, since it is larger than the sum of its proper divisors (428179264).

440428448 is a wasteful number, since it uses less digits than its factorization.

440428448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24044 (or 24036 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 38.

The square root of 440428448 is about 20986.3872069492. The cubic root of 440428448 is about 760.8372859097.

The spelling of 440428448 in words is "four hundred forty million, four hundred twenty-eight thousand, four hundred forty-eight".