386944336 has 10 divisors (see below), whose sum is σ = 749704682. Its totient is φ = 193472160.

The previous prime is 386944333. The next prime is 386944339. The reversal of 386944336 is 633449683.

It is an interprime number because it is at equal distance from previous prime (386944333) and next prime (386944339).

It can be written as a sum of positive squares in only one way, i.e., 284124736 + 102819600 = 16856^2 + 10140^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (386944333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12091995 + ... + 12092026.

Almost surely, 2^386944336 is an apocalyptic number.

It is an amenable number.

386944336 is a deficient number, since it is larger than the sum of its proper divisors (362760346).

386944336 is a wasteful number, since it uses less digits than its factorization.

386944336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24184029 (or 24184023 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 46.

The square root of 386944336 is about 19670.9007419589. The cubic root of 386944336 is about 728.7012222726.

It can be divided in two parts, 3869 and 44336, that added together give a triangular number (48205 = T₃₁₀).

The spelling of 386944336 in words is "three hundred eighty-six million, nine hundred forty-four thousand, three hundred thirty-six".