44221370 has 16 divisors (see below), whose sum is σ = 81540648. Its totient is φ = 17256960.

The previous prime is 44221357. The next prime is 44221381. The reversal of 44221370 is 7312244.

44221370 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 19351201 + 24870169 = 4399^2 + 4987^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53519 + ... + 54338.

Almost surely, 2^44221370 is an apocalyptic number.

44221370 is a deficient number, since it is larger than the sum of its proper divisors (37319278).

44221370 is a wasteful number, since it uses less digits than its factorization.

44221370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107905.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 44221370 is about 6649.9150370512. The cubic root of 44221370 is about 353.6258988575.

It can be divided in two parts, 442 and 21370, that added together give a palindrome (21812).

The spelling of 44221370 in words is "forty-four million, two hundred twenty-one thousand, three hundred seventy".