6724894 has 16 divisors (see below), whose sum is σ = 11652336. Its totient is φ = 2876800.

The previous prime is 6724889. The next prime is 6724903. The reversal of 6724894 is 4984276.

It is a super-2 number, since 2×6724894² = 90448398622472, which contains 22 as substring.

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 in 7 ways as a sum of consecutive naturals, for example, 8617 + ... + 9364.

It is an arithmetic number, because the mean of its divisors is an integer number (728271).

Almost surely, 2^6724894 is an apocalyptic number.

6724894 is a deficient number, since it is larger than the sum of its proper divisors (4927442).

6724894 is a wasteful number, since it uses less digits than its factorization.

6724894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18011.

The product of its digits is 96768, while the sum is 40.

The square root of 6724894 is about 2593.2400583054. The cubic root of 6724894 is about 188.7535584026.

The spelling of 6724894 in words is "six million, seven hundred twenty-four thousand, eight hundred ninety-four".