44640741 has 16 divisors (see below), whose sum is σ = 61634304. Its totient is φ = 28721664.

The previous prime is 44640737. The next prime is 44640749. The reversal of 44640741 is 14704644.

44640741 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 44640741 - 2² = 44640737 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 44640699 and 44640708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44640749) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 8125 + ... + 12461.

It is an arithmetic number, because the mean of its divisors is an integer number (3852144).

Almost surely, 2^44640741 is an apocalyptic number.

It is an amenable number.

44640741 is a deficient number, since it is larger than the sum of its proper divisors (16993563).

44640741 is a wasteful number, since it uses less digits than its factorization.

44640741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4460.

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 44640741 is about 6681.3726883029. The cubic root of 44640741 is about 354.7402477304.

The spelling of 44640741 in words is "forty-four million, six hundred forty thousand, seven hundred forty-one".