827107385 has 16 divisors (see below), whose sum is σ = 1072963584. Its totient is φ = 608452032.

The previous prime is 827107381. The next prime is 827107417. The reversal of 827107385 is 583701728.

It is a cyclic number.

It is not a de Polignac number, because 827107385 - 2² = 827107381 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (827107381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7097 + ... + 41286.

It is an arithmetic number, because the mean of its divisors is an integer number (67060224).

Almost surely, 2^827107385 is an apocalyptic number.

It is an amenable number.

827107385 is a deficient number, since it is larger than the sum of its proper divisors (245856199).

827107385 is a wasteful number, since it uses less digits than its factorization.

827107385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48664.

The product of its (nonzero) digits is 94080, while the sum is 41.

The square root of 827107385 is about 28759.4746996533. The cubic root of 827107385 is about 938.6866315618.

The spelling of 827107385 in words is "eight hundred twenty-seven million, one hundred seven thousand, three hundred eighty-five".