44093389 has 2 divisors, whose sum is σ = 44093390. Its totient is φ = 44093388.

The previous prime is 44093383. The next prime is 44093407. The reversal of 44093389 is 98339044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29615364 + 14478025 = 5442^2 + 3805^2 .

It is a cyclic number.

It is not a de Polignac number, because 44093389 - 2⁷ = 44093261 is a prime.

It is equal to p_2666668 and since 44093389 and 2666668 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44093383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22046694 + 22046695.

It is an arithmetic number, because the mean of its divisors is an integer number (22046695).

Almost surely, 2^44093389 is an apocalyptic number.

It is an amenable number.

44093389 is a deficient number, since it is larger than the sum of its proper divisors (1).

44093389 is an equidigital number, since it uses as much as digits as its factorization.

44093389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 44093389 is about 6640.2853101354. The cubic root of 44093389 is about 353.2844265009.

The spelling of 44093389 in words is "forty-four million, ninety-three thousand, three hundred eighty-nine".