44085728 has 12 divisors (see below), whose sum is σ = 86793840. Its totient is φ = 22042848.

The previous prime is 44085683. The next prime is 44085739. The reversal of 44085728 is 82758044.

It is a junction number, because it is equal to n+sod(n) for n = 44085691 and 44085700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 688808 + ... + 688871.

It is an arithmetic number, because the mean of its divisors is an integer number (7232820).

Almost surely, 2^44085728 is an apocalyptic number.

It is an amenable number.

44085728 is a deficient number, since it is larger than the sum of its proper divisors (42708112).

44085728 is a wasteful number, since it uses less digits than its factorization.

44085728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1377689 (or 1377681 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 38.

The square root of 44085728 is about 6639.7084273332. The cubic root of 44085728 is about 353.2639648639.

It can be divided in two parts, 440 and 85728, that added together give a palindrome (86168).

The spelling of 44085728 in words is "forty-four million, eighty-five thousand, seven hundred twenty-eight".