6554660 has 24 divisors (see below), whose sum is σ = 15731520. Its totient is φ = 2247264.

The previous prime is 6554657. The next prime is 6554663. The reversal of 6554660 is 664556.

It is an interprime number because it is at equal distance from previous prime (6554657) and next prime (6554663).

It is not an unprimeable number, because it can be changed into a prime (6554663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23270 + ... + 23549.

It is an arithmetic number, because the mean of its divisors is an integer number (655480).

Almost surely, 2^6554660 is an apocalyptic number.

It is an amenable number.

6554660 is an abundant number, since it is smaller than the sum of its proper divisors (9176860).

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

6554660 is a wasteful number, since it uses less digits than its factorization.

6554660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46835 (or 46833 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 6554660 is about 2560.2070228792. The cubic root of 6554660 is about 187.1472240858.

The spelling of 6554660 in words is "six million, five hundred fifty-four thousand, six hundred sixty".