44654639 has 2 divisors, whose sum is σ = 44654640. Its totient is φ = 44654638.

The previous prime is 44654591. The next prime is 44654651. The reversal of 44654639 is 93645644.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44654639 - 2⁸ = 44654383 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 44654596 and 44654605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44654689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22327319 + 22327320.

It is an arithmetic number, because the mean of its divisors is an integer number (22327320).

Almost surely, 2^44654639 is an apocalyptic number.

44654639 is a deficient number, since it is larger than the sum of its proper divisors (1).

44654639 is an equidigital number, since it uses as much as digits as its factorization.

44654639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 41.

The square root of 44654639 is about 6682.4126631031. The cubic root of 44654639 is about 354.7770576660. Note that the first 3 decimals are identical.

The spelling of 44654639 in words is "forty-four million, six hundred fifty-four thousand, six hundred thirty-nine".