385742527 has 2 divisors, whose sum is σ = 385742528. Its totient is φ = 385742526.

The previous prime is 385742509. The next prime is 385742549. The reversal of 385742527 is 725247583.

It is a weak prime.

It is an emirp because it is prime and its reverse (725247583) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 385742527 - 2¹¹ = 385740479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385742507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192871263 + 192871264.

It is an arithmetic number, because the mean of its divisors is an integer number (192871264).

Almost surely, 2^385742527 is an apocalyptic number.

385742527 is a deficient number, since it is larger than the sum of its proper divisors (1).

385742527 is an equidigital number, since it uses as much as digits as its factorization.

385742527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 470400, while the sum is 43.

The square root of 385742527 is about 19640.3290960208. The cubic root of 385742527 is about 727.9460163800.

The spelling of 385742527 in words is "three hundred eighty-five million, seven hundred forty-two thousand, five hundred twenty-seven".