6724261 has 2 divisors, whose sum is σ = 6724262. Its totient is φ = 6724260.

The previous prime is 6724253. The next prime is 6724283. The reversal of 6724261 is 1624276.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6630625 + 93636 = 2575^2 + 306^2 .

It is a cyclic number.

It is not a de Polignac number, because 6724261 - 2³ = 6724253 is a prime.

It is a super-2 number, since 2×6724261² = 90431371992242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6725261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3362130 + 3362131.

It is an arithmetic number, because the mean of its divisors is an integer number (3362131).

Almost surely, 2^6724261 is an apocalyptic number.

It is an amenable number.

6724261 is a deficient number, since it is larger than the sum of its proper divisors (1).

6724261 is an equidigital number, since it uses as much as digits as its factorization.

6724261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 28.

The square root of 6724261 is about 2593.1180073417. The cubic root of 6724261 is about 188.7476358928.

The spelling of 6724261 in words is "six million, seven hundred twenty-four thousand, two hundred sixty-one".