44623405 has 4 divisors (see below), whose sum is σ = 53548092. Its totient is φ = 35698720.

The previous prime is 44623399. The next prime is 44623441. The reversal of 44623405 is 50432644.

44623405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26399044 + 18224361 = 5138^2 + 4269^2 .

It is not a de Polignac number, because 44623405 - 2¹⁷ = 44492333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 4462336 + ... + 4462345.

It is an arithmetic number, because the mean of its divisors is an integer number (13387023).

Almost surely, 2^44623405 is an apocalyptic number.

It is an amenable number.

44623405 is a deficient number, since it is larger than the sum of its proper divisors (8924687).

44623405 is an equidigital number, since it uses as much as digits as its factorization.

44623405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8924686.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 44623405 is about 6680.0752241273. The cubic root of 44623405 is about 354.6943212736.

The spelling of 44623405 in words is "forty-four million, six hundred twenty-three thousand, four hundred five".