4309648 has 60 divisors (see below), whose sum is σ = 10177920. Its totient is φ = 1759296.

The previous prime is 4309621. The next prime is 4309673. The reversal of 4309648 is 8469034.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17913 + ... + 18151.

It is an arithmetic number, because the mean of its divisors is an integer number (169632).

Almost surely, 2^4309648 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 4309648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5088960).

4309648 is an abundant number, since it is smaller than the sum of its proper divisors (5868272).

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

4309648 is a wasteful number, since it uses less digits than its factorization.

4309648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284 (or 271 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 4309648 is about 2075.9691712547. The cubic root of 4309648 is about 162.7348619673.

It can be divided in two parts, 430 and 9648, that multiplied together give a triangular number (4148640 = T₂₈₈₀).

The spelling of 4309648 in words is "four million, three hundred nine thousand, six hundred forty-eight".