6493874 has 4 divisors (see below), whose sum is σ = 9740814. Its totient is φ = 3246936.

The previous prime is 6493853. The next prime is 6493909. The reversal of 6493874 is 4783946.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4783946 = 2 ⋅2391973.

It can be written as a sum of positive squares in only one way, i.e., 5968249 + 525625 = 2443^2 + 725^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1623467 + ... + 1623470.

Almost surely, 2^6493874 is an apocalyptic number.

6493874 is a deficient number, since it is larger than the sum of its proper divisors (3246940).

6493874 is a wasteful number, since it uses less digits than its factorization.

6493874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3246939.

The product of its digits is 145152, while the sum is 41.

The square root of 6493874 is about 2548.3080661490. The cubic root of 6493874 is about 186.5669102759.

The spelling of 6493874 in words is "six million, four hundred ninety-three thousand, eight hundred seventy-four".