44147438 has 8 divisors (see below), whose sum is σ = 68011032. Its totient is φ = 21477096.

The previous prime is 44147437. The next prime is 44147449. The reversal of 44147438 is 83474144.

44147438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 44147398 and 44147407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44147437) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 298220 + ... + 298367.

It is an arithmetic number, because the mean of its divisors is an integer number (8501379).

Almost surely, 2^44147438 is an apocalyptic number.

44147438 is a deficient number, since it is larger than the sum of its proper divisors (23863594).

44147438 is a wasteful number, since it uses less digits than its factorization.

44147438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596626.

The product of its digits is 43008, while the sum is 35.

The square root of 44147438 is about 6644.3538436781. The cubic root of 44147438 is about 353.4287177709.

The spelling of 44147438 in words is "forty-four million, one hundred forty-seven thousand, four hundred thirty-eight".