6506612 has 36 divisors (see below), whose sum is σ = 13430340. Its totient is φ = 2749824.

The previous prime is 6506611. The next prime is 6506657. The reversal of 6506612 is 2166056.

It can be written as a sum of positive squares in 2 ways, for example, as 2328676 + 4177936 = 1526^2 + 2044^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6506611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17258 + ... + 17630.

It is an arithmetic number, because the mean of its divisors is an integer number (373065).

Almost surely, 2^6506612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6506612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6715170).

6506612 is an abundant number, since it is smaller than the sum of its proper divisors (6923728).

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

6506612 is a wasteful number, since it uses less digits than its factorization.

6506612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480 (or 471 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 6506612 is about 2550.8061470837. The cubic root of 6506612 is about 186.6888168160.

The spelling of 6506612 in words is "six million, five hundred six thousand, six hundred twelve".