6631089 has 16 divisors (see below), whose sum is σ = 9123840. Its totient is φ = 4281680.

The previous prime is 6631081. The next prime is 6631109. The reversal of 6631089 is 9801366.

It is a cyclic number.

It is not a de Polignac number, because 6631089 - 2³ = 6631081 is a prime.

It is a super-3 number, since 3×6631089³ (a number of 21 digits) contains 333 as substring.

6631089 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6631081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18292 + ... + 18650.

It is an arithmetic number, because the mean of its divisors is an integer number (570240).

Almost surely, 2^6631089 is an apocalyptic number.

It is an amenable number.

6631089 is a deficient number, since it is larger than the sum of its proper divisors (2492751).

6631089 is a wasteful number, since it uses less digits than its factorization.

6631089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 6631089 is about 2575.0900955112. The cubic root of 6631089 is about 187.8718097748.

The spelling of 6631089 in words is "six million, six hundred thirty-one thousand, eighty-nine".