385004393 has 8 divisors (see below), whose sum is σ = 386830080. Its totient is φ = 383183920.

The previous prime is 385004369. The next prime is 385004419. The reversal of 385004393 is 393400583.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 385004393 - 2⁶ = 385004329 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (385004363) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 234371 + ... + 236007.

It is an arithmetic number, because the mean of its divisors is an integer number (48353760).

Almost surely, 2^385004393 is an apocalyptic number.

It is an amenable number.

385004393 is a deficient number, since it is larger than the sum of its proper divisors (1825687).

385004393 is a wasteful number, since it uses less digits than its factorization.

385004393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2607.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 385004393 is about 19621.5288140349. The cubic root of 385004393 is about 727.4814018068.

The spelling of 385004393 in words is "three hundred eighty-five million, four thousand, three hundred ninety-three".