363439249 has 2 divisors, whose sum is σ = 363439250. Its totient is φ = 363439248.

The previous prime is 363439247. The next prime is 363439253. The reversal of 363439249 is 942934363.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 346890625 + 16548624 = 18625^2 + 4068^2 .

It is a cyclic number.

It is not a de Polignac number, because 363439249 - 2¹ = 363439247 is a prime.

Together with 363439247, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (363439247) 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, 181719624 + 181719625.

It is an arithmetic number, because the mean of its divisors is an integer number (181719625).

Almost surely, 2^363439249 is an apocalyptic number.

It is an amenable number.

363439249 is a deficient number, since it is larger than the sum of its proper divisors (1).

363439249 is an equidigital number, since it uses as much as digits as its factorization.

363439249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 43.

The square root of 363439249 is about 19064.0826949528. The cubic root of 363439249 is about 713.6368629710.

The spelling of 363439249 in words is "three hundred sixty-three million, four hundred thirty-nine thousand, two hundred forty-nine".