44222239 has 2 divisors, whose sum is σ = 44222240. Its totient is φ = 44222238.

The previous prime is 44222209. The next prime is 44222249. The reversal of 44222239 is 93222244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44222239 - 2⁵ = 44222207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44222209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22111119 + 22111120.

It is an arithmetic number, because the mean of its divisors is an integer number (22111120).

Almost surely, 2^44222239 is an apocalyptic number.

44222239 is a deficient number, since it is larger than the sum of its proper divisors (1).

44222239 is an equidigital number, since it uses as much as digits as its factorization.

44222239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 28.

The square root of 44222239 is about 6649.9803759109. The cubic root of 44222239 is about 353.6282152255.

The spelling of 44222239 in words is "forty-four million, two hundred twenty-two thousand, two hundred thirty-nine".