44347861 has 2 divisors, whose sum is σ = 44347862. Its totient is φ = 44347860.

The previous prime is 44347847. The next prime is 44347907. The reversal of 44347861 is 16874344.

44347861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38825361 + 5522500 = 6231^2 + 2350^2 .

It is a cyclic number.

It is not a de Polignac number, because 44347861 - 2⁵ = 44347829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44347861.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44347661) 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 as a sum of consecutive naturals, namely, 22173930 + 22173931.

It is an arithmetic number, because the mean of its divisors is an integer number (22173931).

Almost surely, 2^44347861 is an apocalyptic number.

It is an amenable number.

44347861 is a deficient number, since it is larger than the sum of its proper divisors (1).

44347861 is an equidigital number, since it uses as much as digits as its factorization.

44347861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64512, while the sum is 37.

The square root of 44347861 is about 6659.4189686488. The cubic root of 44347861 is about 353.9627489078.

The spelling of 44347861 in words is "forty-four million, three hundred forty-seven thousand, eight hundred sixty-one".