385735529 has 2 divisors, whose sum is σ = 385735530. Its totient is φ = 385735528.

The previous prime is 385735501. The next prime is 385735531. The reversal of 385735529 is 925537583.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 385729600 + 5929 = 19640^2 + 77^2 .

It is a cyclic number.

It is not a de Polignac number, because 385735529 - 2¹⁶ = 385669993 is a prime.

Together with 385735531, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (385735429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192867764 + 192867765.

It is an arithmetic number, because the mean of its divisors is an integer number (192867765).

Almost surely, 2^385735529 is an apocalyptic number.

It is an amenable number.

385735529 is a deficient number, since it is larger than the sum of its proper divisors (1).

385735529 is an equidigital number, since it uses as much as digits as its factorization.

385735529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1134000, while the sum is 47.

The square root of 385735529 is about 19640.1509413752. The cubic root of 385735529 is about 727.9416143099.

The spelling of 385735529 in words is "three hundred eighty-five million, seven hundred thirty-five thousand, five hundred twenty-nine".