44312729 has 2 divisors, whose sum is σ = 44312730. Its totient is φ = 44312728.

The previous prime is 44312701. The next prime is 44312753. The reversal of 44312729 is 92721344.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32752729 + 11560000 = 5723^2 + 3400^2 .

It is a cyclic number.

It is not a de Polignac number, because 44312729 - 2¹² = 44308633 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 44312695 and 44312704.

It is not a weakly prime, because it can be changed into another prime (44312129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22156364 + 22156365.

It is an arithmetic number, because the mean of its divisors is an integer number (22156365).

Almost surely, 2^44312729 is an apocalyptic number.

It is an amenable number.

44312729 is a deficient number, since it is larger than the sum of its proper divisors (1).

44312729 is an equidigital number, since it uses as much as digits as its factorization.

44312729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 32.

The square root of 44312729 is about 6656.7806783760. The cubic root of 44312729 is about 353.8692554509.

The spelling of 44312729 in words is "forty-four million, three hundred twelve thousand, seven hundred twenty-nine".