44071739 has 4 divisors (see below), whose sum is σ = 45493440. Its totient is φ = 42650040.

The previous prime is 44071723. The next prime is 44071763. The reversal of 44071739 is 93717044.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44071739 - 2⁴ = 44071723 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44071699 and 44071708.

It is not an unprimeable number, because it can be changed into a prime (44071799) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 710804 + ... + 710865.

It is an arithmetic number, because the mean of its divisors is an integer number (11373360).

Almost surely, 2^44071739 is an apocalyptic number.

44071739 is a deficient number, since it is larger than the sum of its proper divisors (1421701).

44071739 is a wasteful number, since it uses less digits than its factorization.

44071739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421700.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 44071739 is about 6638.6549089405. The cubic root of 44071739 is about 353.2265957604.

The spelling of 44071739 in words is "forty-four million, seventy-one thousand, seven hundred thirty-nine".