385855927 has 4 divisors (see below), whose sum is σ = 392181496. Its totient is φ = 379530360.

The previous prime is 385855909. The next prime is 385855937. The reversal of 385855927 is 729558583.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-385855927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385855907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3162693 + ... + 3162814.

It is an arithmetic number, because the mean of its divisors is an integer number (98045374).

Almost surely, 2^385855927 is an apocalyptic number.

385855927 is a deficient number, since it is larger than the sum of its proper divisors (6325569).

385855927 is an equidigital number, since it uses as much as digits as its factorization.

385855927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6325568.

The product of its digits is 3024000, while the sum is 52.

The square root of 385855927 is about 19643.2158008815. The cubic root of 385855927 is about 728.0173428777.

The spelling of 385855927 in words is "three hundred eighty-five million, eight hundred fifty-five thousand, nine hundred twenty-seven".