385068919 has 2 divisors, whose sum is σ = 385068920. Its totient is φ = 385068918.

The previous prime is 385068907. The next prime is 385068923. The reversal of 385068919 is 919860583.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 385068919 - 2⁹ = 385068407 is a prime.

It is a super-2 number, since 2×385068919² = 296556144759657122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385068419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192534459 + 192534460.

It is an arithmetic number, because the mean of its divisors is an integer number (192534460).

Almost surely, 2^385068919 is an apocalyptic number.

385068919 is a deficient number, since it is larger than the sum of its proper divisors (1).

385068919 is an equidigital number, since it uses as much as digits as its factorization.

385068919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 49.

The square root of 385068919 is about 19623.1730104996. The cubic root of 385068919 is about 727.5220410338.

The spelling of 385068919 in words is "three hundred eighty-five million, sixty-eight thousand, nine hundred nineteen".