440528642 has 32 divisors (see below), whose sum is σ = 708523200. Its totient is φ = 204821568.

The previous prime is 440528611. The next prime is 440528651. The reversal of 440528642 is 246825044.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 620984 + ... + 621692.

It is an arithmetic number, because the mean of its divisors is an integer number (22141350).

Almost surely, 2^440528642 is an apocalyptic number.

440528642 is a deficient number, since it is larger than the sum of its proper divisors (267994558).

440528642 is a wasteful number, since it uses less digits than its factorization.

440528642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010.

The product of its (nonzero) digits is 61440, while the sum is 35.

The square root of 440528642 is about 20988.7741900283. The cubic root of 440528642 is about 760.8949763635.

The spelling of 440528642 in words is "four hundred forty million, five hundred twenty-eight thousand, six hundred forty-two".