44263728 has 60 divisors (see below), whose sum is σ = 124768800. Its totient is φ = 14648448.

The previous prime is 44263717. The next prime is 44263757. The reversal of 44263728 is 82736244.

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

It is a junction number, because it is equal to n+sod(n) for n = 44263692 and 44263701.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 20425 + ... + 22487.

It is an arithmetic number, because the mean of its divisors is an integer number (2079480).

Almost surely, 2^44263728 is an apocalyptic number.

44263728 is a gapful number since it is divisible by the number (48) 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 44263728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62384400).

44263728 is an abundant number, since it is smaller than the sum of its proper divisors (80505072).

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

44263728 is a wasteful number, since it uses less digits than its factorization.

44263728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2226 (or 2217 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 44263728 is about 6653.0991274744. The cubic root of 44263728 is about 353.7387711769.

The spelling of 44263728 in words is "forty-four million, two hundred sixty-three thousand, seven hundred twenty-eight".