44505407 has 2 divisors, whose sum is σ = 44505408. Its totient is φ = 44505406.

The previous prime is 44505403. The next prime is 44505421. The reversal of 44505407 is 70450544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44505407 - 2² = 44505403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44505407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44505403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22252703 + 22252704.

It is an arithmetic number, because the mean of its divisors is an integer number (22252704).

Almost surely, 2^44505407 is an apocalyptic number.

44505407 is a deficient number, since it is larger than the sum of its proper divisors (1).

44505407 is an equidigital number, since it uses as much as digits as its factorization.

44505407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 44505407 is about 6671.2372915375. The cubic root of 44505407 is about 354.3814050230.

The spelling of 44505407 in words is "forty-four million, five hundred five thousand, four hundred seven".