44006749 has 2 divisors, whose sum is σ = 44006750. Its totient is φ = 44006748.

The previous prime is 44006747. The next prime is 44006771. The reversal of 44006749 is 94760044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33235225 + 10771524 = 5765^2 + 3282^2 .

It is a cyclic number.

It is not a de Polignac number, because 44006749 - 2¹ = 44006747 is a prime.

Together with 44006747, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44006741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22003374 + 22003375.

It is an arithmetic number, because the mean of its divisors is an integer number (22003375).

Almost surely, 2^44006749 is an apocalyptic number.

It is an amenable number.

44006749 is a deficient number, since it is larger than the sum of its proper divisors (1).

44006749 is an equidigital number, since it uses as much as digits as its factorization.

44006749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 44006749 is about 6633.7582862206. The cubic root of 44006749 is about 353.0528828529.

The spelling of 44006749 in words is "forty-four million, six thousand, seven hundred forty-nine".