385898267 has 2 divisors, whose sum is σ = 385898268. Its totient is φ = 385898266.

The previous prime is 385898257. The next prime is 385898299. The reversal of 385898267 is 762898583.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-385898267 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (385898237) 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 as a sum of consecutive naturals, namely, 192949133 + 192949134.

It is an arithmetic number, because the mean of its divisors is an integer number (192949134).

Almost surely, 2^385898267 is an apocalyptic number.

385898267 is a deficient number, since it is larger than the sum of its proper divisors (1).

385898267 is an equidigital number, since it uses as much as digits as its factorization.

385898267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5806080, while the sum is 56.

The square root of 385898267 is about 19644.2934970948. The cubic root of 385898267 is about 728.0439703698.

The spelling of 385898267 in words is "three hundred eighty-five million, eight hundred ninety-eight thousand, two hundred sixty-seven".