6899974 has 8 divisors (see below), whose sum is σ = 10361880. Its totient is φ = 3446016.

The previous prime is 6899969. The next prime is 6899989. The reversal of 6899974 is 4799986.

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

It is a congruent number.

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, 1222 + ... + 3910.

It is an arithmetic number, because the mean of its divisors is an integer number (1295235).

Almost surely, 2^6899974 is an apocalyptic number.

6899974 is a deficient number, since it is larger than the sum of its proper divisors (3461906).

6899974 is a wasteful number, since it uses less digits than its factorization.

6899974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3974.

The product of its digits is 979776, while the sum is 52.

The square root of 6899974 is about 2626.7801582927. The cubic root of 6899974 is about 190.3775870741.

The spelling of 6899974 in words is "six million, eight hundred ninety-nine thousand, nine hundred seventy-four".