6998705 has 16 divisors (see below), whose sum is σ = 9642240. Its totient is φ = 4777152.

The previous prime is 6998687. The next prime is 6998711. The reversal of 6998705 is 5078996.

It is a cyclic number.

It is not a de Polignac number, because 6998705 - 2⁸ = 6998449 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12287 + ... + 12843.

It is an arithmetic number, because the mean of its divisors is an integer number (602640).

Almost surely, 2^6998705 is an apocalyptic number.

It is an amenable number.

6998705 is a deficient number, since it is larger than the sum of its proper divisors (2643535).

6998705 is a wasteful number, since it uses less digits than its factorization.

6998705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928.

The product of its (nonzero) digits is 136080, while the sum is 44.

The square root of 6998705 is about 2645.5065677484. The cubic root of 6998705 is about 191.2813211408.

The spelling of 6998705 in words is "six million, nine hundred ninety-eight thousand, seven hundred five".