385696678 has 4 divisors (see below), whose sum is σ = 578545020. Its totient is φ = 192848338.

The previous prime is 385696669. The next prime is 385696691. The reversal of 385696678 is 876696583.

It is a semiprime because it is the product of two primes.

It is a congruent number.

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, 96424168 + ... + 96424171.

It is an arithmetic number, because the mean of its divisors is an integer number (144636255).

Almost surely, 2^385696678 is an apocalyptic number.

385696678 is a deficient number, since it is larger than the sum of its proper divisors (192848342).

385696678 is a wasteful number, since it uses less digits than its factorization.

385696678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192848341.

The product of its digits is 13063680, while the sum is 58.

The square root of 385696678 is about 19639.1618456593. The cubic root of 385696678 is about 727.9171742405.

The spelling of 385696678 in words is "three hundred eighty-five million, six hundred ninety-six thousand, six hundred seventy-eight".