44394253 has 2 divisors, whose sum is σ = 44394254. Its totient is φ = 44394252.

The previous prime is 44394227. The next prime is 44394257. The reversal of 44394253 is 35249344.

It is a happy number.

44394253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42536484 + 1857769 = 6522^2 + 1363^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44394253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44394257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22197126 + 22197127.

It is an arithmetic number, because the mean of its divisors is an integer number (22197127).

Almost surely, 2^44394253 is an apocalyptic number.

It is an amenable number.

44394253 is a deficient number, since it is larger than the sum of its proper divisors (1).

44394253 is an equidigital number, since it uses as much as digits as its factorization.

44394253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 34.

The square root of 44394253 is about 6662.9012449533. The cubic root of 44394253 is about 354.0861319137.

The spelling of 44394253 in words is "forty-four million, three hundred ninety-four thousand, two hundred fifty-three".