386283449 has 2 divisors, whose sum is σ = 386283450. Its totient is φ = 386283448.

The previous prime is 386283439. The next prime is 386283461. The reversal of 386283449 is 944382683.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 299047849 + 87235600 = 17293^2 + 9340^2 .

It is a cyclic number.

It is not a de Polignac number, because 386283449 - 2¹⁶ = 386217913 is a prime.

It is not a weakly prime, because it can be changed into another prime (386283409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193141724 + 193141725.

It is an arithmetic number, because the mean of its divisors is an integer number (193141725).

Almost surely, 2^386283449 is an apocalyptic number.

It is an amenable number.

386283449 is a deficient number, since it is larger than the sum of its proper divisors (1).

386283449 is an equidigital number, since it uses as much as digits as its factorization.

386283449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 995328, while the sum is 47.

The square root of 386283449 is about 19654.0949677160. The cubic root of 386283449 is about 728.2861207026.

The spelling of 386283449 in words is "three hundred eighty-six million, two hundred eighty-three thousand, four hundred forty-nine".