6713021 has 8 divisors (see below), whose sum is σ = 7879680. Its totient is φ = 5598288.

The previous prime is 6713017. The next prime is 6713027. The reversal of 6713021 is 1203176.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 6713021 - 2² = 6713017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6712984 and 6713002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6713027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12701 + ... + 13218.

It is an arithmetic number, because the mean of its divisors is an integer number (984960).

Almost surely, 2^6713021 is an apocalyptic number.

It is an amenable number.

6713021 is a deficient number, since it is larger than the sum of its proper divisors (1166659).

6713021 is a wasteful number, since it uses less digits than its factorization.

6713021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25963.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 6713021 is about 2590.9498258361. The cubic root of 6713021 is about 188.6424096278.

Adding to 6713021 its reverse (1203176), we get a palindrome (7916197).

It can be divided in two parts, 671 and 3021, that multiplied together give a triangular number (2027091 = T₂₀₁₃).

The spelling of 6713021 in words is "six million, seven hundred thirteen thousand, twenty-one".