6652389 has 8 divisors (see below), whose sum is σ = 9391680. Its totient is φ = 4174016.

The previous prime is 6652381. The next prime is 6652391. The reversal of 6652389 is 9832566.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6652389 - 2³ = 6652381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6652381) 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 7 ways as a sum of consecutive naturals, for example, 65169 + ... + 65270.

It is an arithmetic number, because the mean of its divisors is an integer number (1173960).

Almost surely, 2^6652389 is an apocalyptic number.

It is an amenable number.

6652389 is a deficient number, since it is larger than the sum of its proper divisors (2739291).

6652389 is a wasteful number, since it uses less digits than its factorization.

6652389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130459.

The product of its digits is 77760, while the sum is 39.

The square root of 6652389 is about 2579.2225572835. Note that the first 3 decimals coincide. The cubic root of 6652389 is about 188.0727517586.

The spelling of 6652389 in words is "six million, six hundred fifty-two thousand, three hundred eighty-nine".