44221002 has 16 divisors (see below), whose sum is σ = 101076672. Its totient is φ = 12634560.

The previous prime is 44220977. The next prime is 44221003. The reversal of 44221002 is 20012244.

It is not an unprimeable number, because it can be changed into a prime (44221003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 526399 + ... + 526482.

It is an arithmetic number, because the mean of its divisors is an integer number (6317292).

Almost surely, 2^44221002 is an apocalyptic number.

44221002 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

44221002 is an abundant number, since it is smaller than the sum of its proper divisors (56855670).

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

44221002 is a wasteful number, since it uses less digits than its factorization.

44221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052893.

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

The square root of 44221002 is about 6649.8873674672. The cubic root of 44221002 is about 353.6249179239.

Adding to 44221002 its reverse (20012244), we get a palindrome (64233246).

The spelling of 44221002 in words is "forty-four million, two hundred twenty-one thousand, two".