385566265 has 8 divisors (see below), whose sum is σ = 528776640. Its totient is φ = 264388272.

The previous prime is 385566263. The next prime is 385566271. The reversal of 385566265 is 562665583.

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 385566265 - 2¹ = 385566263 is a prime.

It is a super-2 number, since 2×385566265² = 297322689412100450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (385566263) 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, 5508055 + ... + 5508124.

It is an arithmetic number, because the mean of its divisors is an integer number (66097080).

Almost surely, 2^385566265 is an apocalyptic number.

385566265 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

385566265 is a deficient number, since it is larger than the sum of its proper divisors (143210375).

385566265 is a wasteful number, since it uses less digits than its factorization.

385566265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11016191.

The product of its digits is 1296000, while the sum is 46.

The square root of 385566265 is about 19635.8413366986. The cubic root of 385566265 is about 727.8351230941.

The spelling of 385566265 in words is "three hundred eighty-five million, five hundred sixty-six thousand, two hundred sixty-five".