44000442 has 16 divisors (see below), whose sum is σ = 97778880. Its totient is φ = 14666796.

The previous prime is 44000431. The next prime is 44000491. The reversal of 44000442 is 24400044.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407358 + ... + 407465.

It is an arithmetic number, because the mean of its divisors is an integer number (6111180).

Almost surely, 2^44000442 is an apocalyptic number.

44000442 is an abundant number, since it is smaller than the sum of its proper divisors (53778438).

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

44000442 is a wasteful number, since it uses less digits than its factorization.

44000442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814834 (or 814828 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 44000442 is about 6633.2828976307. The cubic root of 44000442 is about 353.0360156604.

Adding to 44000442 its reverse (24400044), we get a palindrome (68400486).

It can be divided in two parts, 4400044 and 2, that multiplied together give a palindrome (8800088).

The spelling of 44000442 in words is "forty-four million, four hundred forty-two", and thus it is an aban number.