385534679 has 2 divisors, whose sum is σ = 385534680. Its totient is φ = 385534678.

The previous prime is 385534663. The next prime is 385534753. The reversal of 385534679 is 976435583.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 385534679 - 2⁴ = 385534663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385530679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192767339 + 192767340.

It is an arithmetic number, because the mean of its divisors is an integer number (192767340).

Almost surely, 2^385534679 is an apocalyptic number.

385534679 is a deficient number, since it is larger than the sum of its proper divisors (1).

385534679 is an equidigital number, since it uses as much as digits as its factorization.

385534679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2721600, while the sum is 50.

The square root of 385534679 is about 19635.0370256845. The cubic root of 385534679 is about 727.8152475413.

The spelling of 385534679 in words is "three hundred eighty-five million, five hundred thirty-four thousand, six hundred seventy-nine".