385565763 has 32 divisors (see below), whose sum is σ = 608332032. Its totient is φ = 214553600.

The previous prime is 385565753. The next prime is 385565773. The reversal of 385565763 is 367565583.

It is an interprime number because it is at equal distance from previous prime (385565753) and next prime (385565773).

It is not a de Polignac number, because 385565763 - 2⁵ = 385565731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (385565723) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14620 + ... + 31382.

It is an arithmetic number, because the mean of its divisors is an integer number (19010376).

Almost surely, 2^385565763 is an apocalyptic number.

385565763 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

385565763 is a deficient number, since it is larger than the sum of its proper divisors (222766269).

385565763 is a wasteful number, since it uses less digits than its factorization.

385565763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16835.

The product of its digits is 2268000, while the sum is 48.

The square root of 385565763 is about 19635.8285539470. The cubic root of 385565763 is about 727.8348072181.

The spelling of 385565763 in words is "three hundred eighty-five million, five hundred sixty-five thousand, seven hundred sixty-three".