6512998 has 4 divisors (see below), whose sum is σ = 9769500. Its totient is φ = 3256498.

The previous prime is 6512977. The next prime is 6513019. The reversal of 6512998 is 8992156.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (6512977) and next prime (6513019).

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 6512998.

It is a congruent number.

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, 1628248 + ... + 1628251.

It is an arithmetic number, because the mean of its divisors is an integer number (2442375).

Almost surely, 2^6512998 is an apocalyptic number.

6512998 is a deficient number, since it is larger than the sum of its proper divisors (3256502).

6512998 is a wasteful number, since it uses less digits than its factorization.

6512998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3256501.

The product of its digits is 38880, while the sum is 40.

The square root of 6512998 is about 2552.0576012308. The cubic root of 6512998 is about 186.7498729112.

The spelling of 6512998 in words is "six million, five hundred twelve thousand, nine hundred ninety-eight".