6821034 has 16 divisors (see below), whose sum is σ = 14882400. Its totient is φ = 2066960.

The previous prime is 6821021. The next prime is 6821077. The reversal of 6821034 is 4301286.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 6820995 and 6821013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51609 + ... + 51740.

It is an arithmetic number, because the mean of its divisors is an integer number (930150).

Almost surely, 2^6821034 is an apocalyptic number.

6821034 is an abundant number, since it is smaller than the sum of its proper divisors (8061366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6821034 is a wasteful number, since it uses less digits than its factorization.

6821034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103365.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 6821034 is about 2611.7109334687. The cubic root of 6821034 is about 189.6487879397.

The spelling of 6821034 in words is "six million, eight hundred twenty-one thousand, thirty-four".