44064648 has 96 divisors (see below), whose sum is σ = 130384800. Its totient is φ = 13903488.

The previous prime is 44064613. The next prime is 44064649. The reversal of 44064648 is 84646044.

44064648 is a `hidden beast` number, since 4 + 4 + 0 + 6 + 4 + 648 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44064649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36340 + ... + 37532.

It is an arithmetic number, because the mean of its divisors is an integer number (1358175).

Almost surely, 2^44064648 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 44064648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65192400).

44064648 is an abundant number, since it is smaller than the sum of its proper divisors (86320152).

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

44064648 is a wasteful number, since it uses less digits than its factorization.

44064648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1233 (or 1217 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 36.

The square root of 44064648 is about 6638.1208184244. The cubic root of 44064648 is about 353.2076504061.

The spelling of 44064648 in words is "forty-four million, sixty-four thousand, six hundred forty-eight".