44194321 has 2 divisors, whose sum is σ = 44194322. Its totient is φ = 44194320.

The previous prime is 44194307. The next prime is 44194327. The reversal of 44194321 is 12349144.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41422096 + 2772225 = 6436^2 + 1665^2 .

It is a cyclic number.

It is not a de Polignac number, because 44194321 - 2⁷ = 44194193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44194321.

It is not a weakly prime, because it can be changed into another prime (44194327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22097160 + 22097161.

It is an arithmetic number, because the mean of its divisors is an integer number (22097161).

Almost surely, 2^44194321 is an apocalyptic number.

It is an amenable number.

44194321 is a deficient number, since it is larger than the sum of its proper divisors (1).

44194321 is an equidigital number, since it uses as much as digits as its factorization.

44194321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 28.

The square root of 44194321 is about 6647.8809405705. The cubic root of 44194321 is about 353.5537830617.

The spelling of 44194321 in words is "forty-four million, one hundred ninety-four thousand, three hundred twenty-one".