493046387 has 2 divisors, whose sum is σ = 493046388. Its totient is φ = 493046386.

The previous prime is 493046381. The next prime is 493046417. The reversal of 493046387 is 783640394.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 493046387 - 2¹⁰ = 493045363 is a prime.

It is not a weakly prime, because it can be changed into another prime (493046381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246523193 + 246523194.

It is an arithmetic number, because the mean of its divisors is an integer number (246523194).

Almost surely, 2^493046387 is an apocalyptic number.

493046387 is a deficient number, since it is larger than the sum of its proper divisors (1).

493046387 is an equidigital number, since it uses as much as digits as its factorization.

493046387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 44.

The square root of 493046387 is about 22204.6478693088. The cubic root of 493046387 is about 790.0039453950.

The spelling of 493046387 in words is "four hundred ninety-three million, forty-six thousand, three hundred eighty-seven".