384926249 has 2 divisors, whose sum is σ = 384926250. Its totient is φ = 384926248.

The previous prime is 384926237. The next prime is 384926279. The reversal of 384926249 is 942629483.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 273307024 + 111619225 = 16532^2 + 10565^2 .

It is a cyclic number.

It is not a de Polignac number, because 384926249 - 2⁴ = 384926233 is a prime.

It is not a weakly prime, because it can be changed into another prime (384926209) 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, 192463124 + 192463125.

It is an arithmetic number, because the mean of its divisors is an integer number (192463125).

Almost surely, 2^384926249 is an apocalyptic number.

It is an amenable number.

384926249 is a deficient number, since it is larger than the sum of its proper divisors (1).

384926249 is an equidigital number, since it uses as much as digits as its factorization.

384926249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 746496, while the sum is 47.

The square root of 384926249 is about 19619.5374308366. The cubic root of 384926249 is about 727.4321797250.

The spelling of 384926249 in words is "three hundred eighty-four million, nine hundred twenty-six thousand, two hundred forty-nine".