385432682 has 4 divisors (see below), whose sum is σ = 578149026. Its totient is φ = 192716340.

The previous prime is 385432673. The next prime is 385432739. The reversal of 385432682 is 286234583.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 286234583 = 71 ⋅4031473.

It can be written as a sum of positive squares in only one way, i.e., 306915361 + 78517321 = 17519^2 + 8861^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96358169 + ... + 96358172.

Almost surely, 2^385432682 is an apocalyptic number.

385432682 is a deficient number, since it is larger than the sum of its proper divisors (192716344).

385432682 is a wasteful number, since it uses less digits than its factorization.

385432682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192716343.

The product of its digits is 276480, while the sum is 41.

The square root of 385432682 is about 19632.4395325696. The cubic root of 385432682 is about 727.7510583141.

The spelling of 385432682 in words is "three hundred eighty-five million, four hundred thirty-two thousand, six hundred eighty-two".