6493057 has 4 divisors (see below), whose sum is σ = 6498900. Its totient is φ = 6487216.

The previous prime is 6493033. The next prime is 6493063. The reversal of 6493057 is 7503946.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2556801 + 3936256 = 1599^2 + 1984^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6493057 is a prime.

It is a Duffinian number.

6493057 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6493027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 682 + ... + 3667.

It is an arithmetic number, because the mean of its divisors is an integer number (1624725).

Almost surely, 2^6493057 is an apocalyptic number.

It is an amenable number.

6493057 is a deficient number, since it is larger than the sum of its proper divisors (5843).

6493057 is a wasteful number, since it uses less digits than its factorization.

6493057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5842.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 6493057 is about 2548.1477586671. The cubic root of 6493057 is about 186.5590858987.

The spelling of 6493057 in words is "six million, four hundred ninety-three thousand, fifty-seven".