6726536 has 8 divisors (see below), whose sum is σ = 12612270. Its totient is φ = 3363264.

The previous prime is 6726529. The next prime is 6726539. The reversal of 6726536 is 6356276.

It can be written as a sum of positive squares in only one way, i.e., 5262436 + 1464100 = 2294^2 + 1210^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 6726496 and 6726505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6726539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 420401 + ... + 420416.

Almost surely, 2^6726536 is an apocalyptic number.

It is an amenable number.

6726536 is a deficient number, since it is larger than the sum of its proper divisors (5885734).

6726536 is a wasteful number, since it uses less digits than its factorization.

6726536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840823 (or 840819 counting only the distinct ones).

The product of its digits is 45360, while the sum is 35.

The square root of 6726536 is about 2593.5566313462. The cubic root of 6726536 is about 188.7689196420.

The spelling of 6726536 in words is "six million, seven hundred twenty-six thousand, five hundred thirty-six".