3648404832 has 96 divisors (see below), whose sum is σ = 10065065472. Its totient is φ = 1155700224.

The previous prime is 3648404821. The next prime is 3648404839. The reversal of 3648404832 is 2384048463.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3648404839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140793 + ... + 164679.

It is an arithmetic number, because the mean of its divisors is an integer number (104844432).

Almost surely, 2^3648404832 is an apocalyptic number.

3648404832 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3648404832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5032532736).

3648404832 is an abundant number, since it is smaller than the sum of its proper divisors (6416660640).

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

3648404832 is a wasteful number, since it uses less digits than its factorization.

3648404832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23980 (or 23972 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 42.

The square root of 3648404832 is about 60402.0267209636. The cubic root of 3648404832 is about 1539.4573947176.

The spelling of 3648404832 in words is "three billion, six hundred forty-eight million, four hundred four thousand, eight hundred thirty-two".