44677643 has 2 divisors, whose sum is σ = 44677644. Its totient is φ = 44677642.

The previous prime is 44677639. The next prime is 44677667. The reversal of 44677643 is 34677644.

44677643 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 is a cyclic number.

It is not a de Polignac number, because 44677643 - 2² = 44677639 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44677643.

It is not a weakly prime, because it can be changed into another prime (44677693) 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, 22338821 + 22338822.

It is an arithmetic number, because the mean of its divisors is an integer number (22338822).

Almost surely, 2^44677643 is an apocalyptic number.

44677643 is a deficient number, since it is larger than the sum of its proper divisors (1).

44677643 is an equidigital number, since it uses as much as digits as its factorization.

44677643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 41.

The square root of 44677643 is about 6684.1336761019. The cubic root of 44677643 is about 354.8379687724.

Subtracting from 44677643 its reverse (34677644), we obtain a palindrome (9999999).

The spelling of 44677643 in words is "forty-four million, six hundred seventy-seven thousand, six hundred forty-three".