44021004 has 24 divisors (see below), whose sum is σ = 102830448. Its totient is φ = 14657280.

The previous prime is 44020997. The next prime is 44021017. The reversal of 44021004 is 40012044.

It is a super-3 number, since 3×44021004³ (a number of 24 digits) contains 333 as substring.

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, 14464 + ... + 17240.

It is an arithmetic number, because the mean of its divisors is an integer number (4284602).

Almost surely, 2^44021004 is an apocalyptic number.

It is an amenable number.

44021004 is an abundant number, since it is smaller than the sum of its proper divisors (58809444).

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

44021004 is a wasteful number, since it uses less digits than its factorization.

44021004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4105 (or 4103 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 44021004 is about 6634.8326278814. The cubic root of 44021004 is about 353.0909999269.

Adding to 44021004 its reverse (40012044), we get a palindrome (84033048).

The spelling of 44021004 in words is "forty-four million, twenty-one thousand, four".