385063733 has 2 divisors, whose sum is σ = 385063734. Its totient is φ = 385063732.

The previous prime is 385063727. The next prime is 385063793. The reversal of 385063733 is 337360583.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 283013329 + 102050404 = 16823^2 + 10102^2 .

It is a cyclic number.

It is not a de Polignac number, because 385063733 - 2¹⁰ = 385062709 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385063703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192531866 + 192531867.

It is an arithmetic number, because the mean of its divisors is an integer number (192531867).

Almost surely, 2^385063733 is an apocalyptic number.

It is an amenable number.

385063733 is a deficient number, since it is larger than the sum of its proper divisors (1).

385063733 is an equidigital number, since it uses as much as digits as its factorization.

385063733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 38.

The square root of 385063733 is about 19623.0408703646. The cubic root of 385063733 is about 727.5187749983.

The spelling of 385063733 in words is "three hundred eighty-five million, sixty-three thousand, seven hundred thirty-three".