382738306 has 12 divisors (see below), whose sum is σ = 609865938. Its totient is φ = 180111872.

The previous prime is 382738303. The next prime is 382738309. The reversal of 382738306 is 603837283.

It is an interprime number because it is at equal distance from previous prime (382738303) and next prime (382738309).

It can be written as a sum of positive squares in 3 ways, for example, as 379899081 + 2839225 = 19491^2 + 1685^2 .

It is a super-2 number, since 2×382738306² = 292977221759499272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382738303) 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 in 5 ways as a sum of consecutive naturals, for example, 330511 + ... + 331666.

Almost surely, 2^382738306 is an apocalyptic number.

382738306 is a deficient number, since it is larger than the sum of its proper divisors (227127632).

382738306 is a wasteful number, since it uses less digits than its factorization.

382738306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662213 (or 662196 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 382738306 is about 19563.6986789308. The cubic root of 382738306 is about 726.0513045981.

The spelling of 382738306 in words is "three hundred eighty-two million, seven hundred thirty-eight thousand, three hundred six".