44021002 has 8 divisors (see below), whose sum is σ = 66773700. Its totient is φ = 21763104.

The previous prime is 44020997. The next prime is 44021017. The reversal of 44021002 is 20012044.

It can be written as a sum of positive squares in 2 ways, for example, as 41615401 + 2405601 = 6451^2 + 1551^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123477 + ... + 123832.

Almost surely, 2^44021002 is an apocalyptic number.

44021002 is a deficient number, since it is larger than the sum of its proper divisors (22752698).

44021002 is a wasteful number, since it uses less digits than its factorization.

44021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247400.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 44021002 is about 6634.8324771617. The cubic root of 44021002 is about 353.0909945796.

Adding to 44021002 its reverse (20012044), we get a palindrome (64033046).

The spelling of 44021002 in words is "forty-four million, twenty-one thousand, two".