44221319 has 2 divisors, whose sum is σ = 44221320. Its totient is φ = 44221318.

The previous prime is 44221237. The next prime is 44221337. The reversal of 44221319 is 91312244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44221319 - 2¹² = 44217223 is a prime.

It is a super-2 number, since 2×44221319² = 3911050108199522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44221339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22110659 + 22110660.

It is an arithmetic number, because the mean of its divisors is an integer number (22110660).

Almost surely, 2^44221319 is an apocalyptic number.

44221319 is a deficient number, since it is larger than the sum of its proper divisors (1).

44221319 is an equidigital number, since it uses as much as digits as its factorization.

44221319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 26.

The square root of 44221319 is about 6649.9112024147. The cubic root of 44221319 is about 353.6257629132.

The spelling of 44221319 in words is "forty-four million, two hundred twenty-one thousand, three hundred nineteen".