44473905 has 48 divisors (see below), whose sum is σ = 89631360. Its totient is φ = 19977984.

The previous prime is 44473873. The next prime is 44473931. The reversal of 44473905 is 50937444.

44473905 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 44473905 - 2⁵ = 44473873 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 44473905.

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 47 ways as a sum of consecutive naturals, for example, 17389 + ... + 19781.

It is an arithmetic number, because the mean of its divisors is an integer number (1867320).

Almost surely, 2^44473905 is an apocalyptic number.

44473905 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44473905 is an abundant number, since it is smaller than the sum of its proper divisors (45157455).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44473905 is a wasteful number, since it uses less digits than its factorization.

44473905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2470 (or 2467 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 44473905 is about 6668.8758422991. The cubic root of 44473905 is about 354.2977720535.

The spelling of 44473905 in words is "forty-four million, four hundred seventy-three thousand, nine hundred five".