6506622 has 32 divisors (see below), whose sum is σ = 14614560. Its totient is φ = 2145600.

The previous prime is 6506611. The next prime is 6506657. The reversal of 6506622 is 2266056.

6506622 is a `hidden beast` number, since 650 + 6 + 6 + 2 + 2 = 666.

6506622 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×6506622² = 84672259701768, which contains 22 as substring.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4858 + ... + 6050.

It is an arithmetic number, because the mean of its divisors is an integer number (456705).

Almost surely, 2^6506622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6506622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7307280).

6506622 is an abundant number, since it is smaller than the sum of its proper divisors (8107938).

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

6506622 is a wasteful number, since it uses less digits than its factorization.

6506622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305 (or 1299 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 6506622 is about 2550.8081072476. The cubic root of 6506622 is about 186.6889124565.

The spelling of 6506622 in words is "six million, five hundred six thousand, six hundred twenty-two".