6819914 has 16 divisors (see below), whose sum is σ = 10965888. Its totient is φ = 3172752.

The previous prime is 6819913. The next prime is 6819931. The reversal of 6819914 is 4199186.

It is a happy number.

It is a super-2 number, since 2×6819914² = 93022453934792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6819913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302 + ... + 3705.

It is an arithmetic number, because the mean of its divisors is an integer number (685368).

Almost surely, 2^6819914 is an apocalyptic number.

6819914 is a deficient number, since it is larger than the sum of its proper divisors (4145974).

6819914 is a wasteful number, since it uses less digits than its factorization.

6819914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4069.

The product of its digits is 15552, while the sum is 38.

The square root of 6819914 is about 2611.4965058372. The cubic root of 6819914 is about 189.6384073890.

The spelling of 6819914 in words is "six million, eight hundred nineteen thousand, nine hundred fourteen".