6492644 has 6 divisors (see below), whose sum is σ = 11362134. Its totient is φ = 3246320.

The previous prime is 6492643. The next prime is 6492677. The reversal of 6492644 is 4462946.

It can be written as a sum of positive squares in only one way, i.e., 6190144 + 302500 = 2488^2 + 550^2 .

It is a super-2 number, since 2×6492644² = 84308852221472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6492643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 811577 + ... + 811584.

It is an arithmetic number, because the mean of its divisors is an integer number (1893689).

Almost surely, 2^6492644 is an apocalyptic number.

It is an amenable number.

6492644 is a deficient number, since it is larger than the sum of its proper divisors (4869490).

6492644 is a wasteful number, since it uses less digits than its factorization.

6492644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623165 (or 1623163 counting only the distinct ones).

The product of its digits is 41472, while the sum is 35.

The square root of 6492644 is about 2548.0667181218. The cubic root of 6492644 is about 186.5551303640. Note that the first 3 decimals are identical.

The spelling of 6492644 in words is "six million, four hundred ninety-two thousand, six hundred forty-four".