44221193 has 2 divisors, whose sum is σ = 44221194. Its totient is φ = 44221192.

The previous prime is 44221171. The next prime is 44221211. The reversal of 44221193 is 39112244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25928464 + 18292729 = 5092^2 + 4277^2 .

It is a cyclic number.

It is not a de Polignac number, because 44221193 - 2⁶ = 44221129 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (44221693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22110596 + 22110597.

It is an arithmetic number, because the mean of its divisors is an integer number (22110597).

Almost surely, 2^44221193 is an apocalyptic number.

It is an amenable number.

44221193 is a deficient number, since it is larger than the sum of its proper divisors (1).

44221193 is an equidigital number, since it uses as much as digits as its factorization.

44221193 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 44221193 is about 6649.9017285972. The cubic root of 44221193 is about 353.6254270504.

The spelling of 44221193 in words is "forty-four million, two hundred twenty-one thousand, one hundred ninety-three".