6490658 has 8 divisors (see below), whose sum is σ = 9836652. Its totient is φ = 3211776.

The previous prime is 6490643. The next prime is 6490661. The reversal of 6490658 is 8560946.

It can be written as a sum of positive squares in 2 ways, for example, as 6436369 + 54289 = 2537^2 + 233^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16535 + ... + 16922.

Almost surely, 2^6490658 is an apocalyptic number.

6490658 is a deficient number, since it is larger than the sum of its proper divisors (3345994).

6490658 is a wasteful number, since it uses less digits than its factorization.

6490658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33556.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 6490658 is about 2547.6769810947. The cubic root of 6490658 is about 186.5361069753.

The spelling of 6490658 in words is "six million, four hundred ninety thousand, six hundred fifty-eight".