493549039 has 2 divisors, whose sum is σ = 493549040. Its totient is φ = 493549038.

The previous prime is 493549033. The next prime is 493549093. The reversal of 493549039 is 930945394.

Together with next prime (493549093) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 493549039 - 2⁹ = 493548527 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 493549039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (493549033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246774519 + 246774520.

It is an arithmetic number, because the mean of its divisors is an integer number (246774520).

Almost surely, 2^493549039 is an apocalyptic number.

493549039 is a deficient number, since it is larger than the sum of its proper divisors (1).

493549039 is an equidigital number, since it uses as much as digits as its factorization.

493549039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 524880, while the sum is 46.

The square root of 493549039 is about 22215.9636072802. The cubic root of 493549039 is about 790.2723191935.

The spelling of 493549039 in words is "four hundred ninety-three million, five hundred forty-nine thousand, thirty-nine".