440825064 has 16 divisors (see below), whose sum is σ = 1102062720. Its totient is φ = 146941680.

The previous prime is 440825051. The next prime is 440825081. The reversal of 440825064 is 460528044.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9183832 + ... + 9183879.

It is an arithmetic number, because the mean of its divisors is an integer number (68878920).

Almost surely, 2^440825064 is an apocalyptic number.

It is an amenable number.

440825064 is an abundant number, since it is smaller than the sum of its proper divisors (661237656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440825064 is a wasteful number, since it uses less digits than its factorization.

440825064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18367720 (or 18367716 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

The square root of 440825064 is about 20995.8344440034. The cubic root of 440825064 is about 761.0656012444.

The spelling of 440825064 in words is "four hundred forty million, eight hundred twenty-five thousand, sixty-four".