6470998 has 4 divisors (see below), whose sum is σ = 9706500. Its totient is φ = 3235498.

The previous prime is 6470987. The next prime is 6471013. The reversal of 6470998 is 8990746.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1617748 + ... + 1617751.

It is an arithmetic number, because the mean of its divisors is an integer number (2426625).

Almost surely, 2^6470998 is an apocalyptic number.

6470998 is a deficient number, since it is larger than the sum of its proper divisors (3235502).

6470998 is a wasteful number, since it uses less digits than its factorization.

6470998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3235501.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 6470998 is about 2543.8156379738. The cubic root of 6470998 is about 186.3475791548.

The spelling of 6470998 in words is "six million, four hundred seventy thousand, nine hundred ninety-eight".