44006004 has 60 divisors (see below), whose sum is σ = 131481504. Its totient is φ = 12572496.

The previous prime is 44005999. The next prime is 44006009. The reversal of 44006004 is 40060044.

It is an interprime number because it is at equal distance from previous prime (44005999) and next prime (44006009).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44006009) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7434 + ... + 11969.

Almost surely, 2^44006004 is an apocalyptic number.

It is an amenable number.

44006004 is an abundant number, since it is smaller than the sum of its proper divisors (87475500).

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

44006004 is a wasteful number, since it uses less digits than its factorization.

44006004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19426 (or 19415 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 44006004 is about 6633.7021338013. The cubic root of 44006004 is about 353.0508905382.

Adding to 44006004 its reverse (40060044), we get a palindrome (84066048).

It can be divided in two parts, 4400 and 6004, that added together give a square (10404 = 102²).

The spelling of 44006004 in words is "forty-four million, six thousand, four", and thus it is an eban number.