6505494 has 16 divisors (see below), whose sum is σ = 13036032. Its totient is φ = 2164328.

The previous prime is 6505469. The next prime is 6505501. The reversal of 6505494 is 4945056.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5347 + ... + 6449.

It is an arithmetic number, because the mean of its divisors is an integer number (814752).

Almost surely, 2^6505494 is an apocalyptic number.

6505494 is an abundant number, since it is smaller than the sum of its proper divisors (6530538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6505494 is a wasteful number, since it uses less digits than its factorization.

6505494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2091.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 6505494 is about 2550.5869912630. The cubic root of 6505494 is about 186.6781235882.

The spelling of 6505494 in words is "six million, five hundred five thousand, four hundred ninety-four".