44440623 has 16 divisors (see below), whose sum is σ = 68701440. Its totient is φ = 28338552.

The previous prime is 44440579. The next prime is 44440651. The reversal of 44440623 is 32604444.

44440623 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 44440623 - 2⁹ = 44440111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44440223) 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, 35161 + ... + 36402.

It is an arithmetic number, because the mean of its divisors is an integer number (4293840).

Almost surely, 2^44440623 is an apocalyptic number.

44440623 is a deficient number, since it is larger than the sum of its proper divisors (24260817).

44440623 is a wasteful number, since it uses less digits than its factorization.

44440623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71595 (or 71589 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 44440623 is about 6666.3800521722. The cubic root of 44440623 is about 354.2093705432.

The spelling of 44440623 in words is "forty-four million, four hundred forty thousand, six hundred twenty-three".