52440329 has 2 divisors, whose sum is σ = 52440330. Its totient is φ = 52440328.

The previous prime is 52440301. The next prime is 52440331. The reversal of 52440329 is 92304425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50623225 + 1817104 = 7115^2 + 1348^2 .

It is a cyclic number.

It is not a de Polignac number, because 52440329 - 2¹⁶ = 52374793 is a prime.

Together with 52440331, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52440389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26220164 + 26220165.

It is an arithmetic number, because the mean of its divisors is an integer number (26220165).

Almost surely, 2^52440329 is an apocalyptic number.

It is an amenable number.

52440329 is a deficient number, since it is larger than the sum of its proper divisors (1).

52440329 is an equidigital number, since it uses as much as digits as its factorization.

52440329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 52440329 is about 7241.5695121983. The cubic root of 52440329 is about 374.3017025630.

The spelling of 52440329 in words is "fifty-two million, four hundred forty thousand, three hundred twenty-nine".