6652669 has 4 divisors (see below), whose sum is σ = 6736960. Its totient is φ = 6568380.

The previous prime is 6652651. The next prime is 6652673. The reversal of 6652669 is 9662566.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9662566 = 2 ⋅4831283.

It is a cyclic number.

It is not a de Polignac number, because 6652669 - 2⁹ = 6652157 is a prime.

It is a super-2 number, since 2×6652669² = 88516009647122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6652969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42027 + ... + 42184.

It is an arithmetic number, because the mean of its divisors is an integer number (1684240).

Almost surely, 2^6652669 is an apocalyptic number.

It is an amenable number.

6652669 is a deficient number, since it is larger than the sum of its proper divisors (84291).

6652669 is an equidigital number, since it uses as much as digits as its factorization.

6652669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84290.

The product of its digits is 116640, while the sum is 40.

The square root of 6652669 is about 2579.2768366346. The cubic root of 6652669 is about 188.0753903912.

The spelling of 6652669 in words is "six million, six hundred fifty-two thousand, six hundred sixty-nine".