44442423 has 6 divisors (see below), whose sum is σ = 64194624. Its totient is φ = 29628276.

The previous prime is 44442421. The next prime is 44442427. The reversal of 44442423 is 32424444.

It is a happy number.

44442423 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 44442423 - 2¹ = 44442421 is a prime.

It is a super-3 number, since 3×44442423³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44442421) 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 5 ways as a sum of consecutive naturals, for example, 2469015 + ... + 2469032.

It is an arithmetic number, because the mean of its divisors is an integer number (10699104).

Almost surely, 2^44442423 is an apocalyptic number.

44442423 is a deficient number, since it is larger than the sum of its proper divisors (19752201).

44442423 is a wasteful number, since it uses less digits than its factorization.

44442423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4938053 (or 4938050 counting only the distinct ones).

The product of its digits is 12288, while the sum is 27.

The square root of 44442423 is about 6666.5150566094. The cubic root of 44442423 is about 354.2141527163.

Adding to 44442423 its reverse (32424444), we get a palindrome (76866867).

The spelling of 44442423 in words is "forty-four million, four hundred forty-two thousand, four hundred twenty-three".