439362648 has 96 divisors (see below), whose sum is σ = 1225635840. Its totient is φ = 142107840.

The previous prime is 439362647. The next prime is 439362689. The reversal of 439362648 is 846263934.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (439362643) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 590965 + ... + 591707.

It is an arithmetic number, because the mean of its divisors is an integer number (12767040).

Almost surely, 2^439362648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 439362648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (612817920).

439362648 is an abundant number, since it is smaller than the sum of its proper divisors (786273192).

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

439362648 is a wasteful number, since it uses less digits than its factorization.

439362648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989 (or 982 counting only the distinct ones).

The product of its digits is 746496, while the sum is 45.

The square root of 439362648 is about 20960.9791756015. The cubic root of 439362648 is about 760.2230693307.

The spelling of 439362648 in words is "four hundred thirty-nine million, three hundred sixty-two thousand, six hundred forty-eight".