44644063 has 2 divisors, whose sum is σ = 44644064. Its totient is φ = 44644062.

The previous prime is 44644051. The next prime is 44644109. The reversal of 44644063 is 36044644.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44644063 - 2⁹ = 44643551 is a prime.

It is a super-2 number, since 2×44644063² = 3986184722295938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44644003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22322031 + 22322032.

It is an arithmetic number, because the mean of its divisors is an integer number (22322032).

Almost surely, 2^44644063 is an apocalyptic number.

44644063 is a deficient number, since it is larger than the sum of its proper divisors (1).

44644063 is an equidigital number, since it uses as much as digits as its factorization.

44644063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 31.

The square root of 44644063 is about 6681.6212852870. The cubic root of 44644063 is about 354.7490470009.

The spelling of 44644063 in words is "forty-four million, six hundred forty-four thousand, sixty-three".