6998770 has 16 divisors (see below), whose sum is σ = 12866688. Its totient is φ = 2739760.

The previous prime is 6998767. The next prime is 6998779. The reversal of 6998770 is 778996.

It is a self number, because there is not a number n which added to its sum of digits gives 6998770.

It is not an unprimeable number, because it can be changed into a prime (6998779) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 6976 + ... + 7915.

It is an arithmetic number, because the mean of its divisors is an integer number (804168).

Almost surely, 2^6998770 is an apocalyptic number.

6998770 is a deficient number, since it is larger than the sum of its proper divisors (5867918).

6998770 is a wasteful number, since it uses less digits than its factorization.

6998770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14945.

The product of its (nonzero) digits is 190512, while the sum is 46.

The square root of 6998770 is about 2645.5188527017. The cubic root of 6998770 is about 191.2819133097.

The spelling of 6998770 in words is "six million, nine hundred ninety-eight thousand, seven hundred seventy".