41442728 has 8 divisors (see below), whose sum is σ = 77705130. Its totient is φ = 20721360.

The previous prime is 41442707. The next prime is 41442733. The reversal of 41442728 is 82724414.

41442728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 41190724 + 252004 = 6418^2 + 502^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 41442694 and 41442703.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2590163 + ... + 2590178.

Almost surely, 2^41442728 is an apocalyptic number.

It is an amenable number.

41442728 is a deficient number, since it is larger than the sum of its proper divisors (36262402).

41442728 is a wasteful number, since it uses less digits than its factorization.

41442728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5180347 (or 5180343 counting only the distinct ones).

The product of its digits is 14336, while the sum is 32.

The square root of 41442728 is about 6437.6026593756. The cubic root of 41442728 is about 346.0584395704.

The spelling of 41442728 in words is "forty-one million, four hundred forty-two thousand, seven hundred twenty-eight".