44440425 has 36 divisors (see below), whose sum is σ = 80006784. Its totient is φ = 23580000.

The previous prime is 44440379. The next prime is 44440469. The reversal of 44440425 is 52404444.

It is a happy number.

44440425 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 44440425 - 2¹⁰ = 44439401 is a prime.

It is a Curzon 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 35 ways as a sum of consecutive naturals, for example, 58800 + ... + 59550.

Almost surely, 2^44440425 is an apocalyptic number.

44440425 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44440425 is a deficient number, since it is larger than the sum of its proper divisors (35566359).

44440425 is a wasteful number, since it uses less digits than its factorization.

44440425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1030 (or 1022 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 27.

The square root of 44440425 is about 6666.3652015172. The cubic root of 44440425 is about 354.2088444962.

Adding to 44440425 its reverse (52404444), we get a palindrome (96844869).

The spelling of 44440425 in words is "forty-four million, four hundred forty thousand, four hundred twenty-five".