493190407 has 2 divisors, whose sum is σ = 493190408. Its totient is φ = 493190406.

The previous prime is 493190393. The next prime is 493190413. The reversal of 493190407 is 704091394.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-493190407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (493190437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246595203 + 246595204.

It is an arithmetic number, because the mean of its divisors is an integer number (246595204).

Almost surely, 2^493190407 is an apocalyptic number.

493190407 is a deficient number, since it is larger than the sum of its proper divisors (1).

493190407 is an equidigital number, since it uses as much as digits as its factorization.

493190407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 493190407 is about 22207.8906472452. The cubic root of 493190407 is about 790.0808585719.

The spelling of 493190407 in words is "four hundred ninety-three million, one hundred ninety thousand, four hundred seven".