6500920 has 16 divisors (see below), whose sum is σ = 14627160. Its totient is φ = 2600352.

The previous prime is 6500903. The next prime is 6500939. The reversal of 6500920 is 290056.

It is a junction number, because it is equal to n+sod(n) for n = 6500891 and 6500900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81222 + ... + 81301.

Almost surely, 2^6500920 is an apocalyptic number.

It is an amenable number.

6500920 is an abundant number, since it is smaller than the sum of its proper divisors (8126240).

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

6500920 is a wasteful number, since it uses less digits than its factorization.

6500920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162534 (or 162530 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 6500920 is about 2549.6901772568. The cubic root of 6500920 is about 186.6343623236.

Adding to 6500920 its reverse (290056), we get a palindrome (6790976).

The spelling of 6500920 in words is "six million, five hundred thousand, nine hundred twenty".