6653530 has 48 divisors (see below), whose sum is σ = 13492224. Its totient is φ = 2358720.

The previous prime is 6653501. The next prime is 6653533. The reversal of 6653530 is 353566.

It is a super-2 number, since 2×6653530² = 88538922921800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6653533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52327 + ... + 52453.

It is an arithmetic number, because the mean of its divisors is an integer number (281088).

Almost surely, 2^6653530 is an apocalyptic number.

6653530 is an abundant number, since it is smaller than the sum of its proper divisors (6838694).

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

6653530 is a wasteful number, since it uses less digits than its factorization.

6653530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191 (or 178 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 28.

The square root of 6653530 is about 2579.4437384832. The cubic root of 6653530 is about 188.0835037226.

The spelling of 6653530 in words is "six million, six hundred fifty-three thousand, five hundred thirty".