6654000 has 80 divisors (see below), whose sum is σ = 21471840. Its totient is φ = 1772800.

The previous prime is 6653993. The next prime is 6654007. The reversal of 6654000 is 4566.

It is an interprime number because it is at equal distance from previous prime (6653993) and next prime (6654007).

It is a tau number, because it is divible by the number of its divisors (80).

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (6654007) 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, 5446 + ... + 6554.

It is an arithmetic number, because the mean of its divisors is an integer number (268398).

Almost surely, 2^6654000 is an apocalyptic number.

6654000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6654000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10735920).

6654000 is an abundant number, since it is smaller than the sum of its proper divisors (14817840).

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

6654000 is a wasteful number, since it uses less digits than its factorization.

6654000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135 (or 1119 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 6654000 is about 2579.5348417883. The cubic root of 6654000 is about 188.0879323074.

Adding to 6654000 its reverse (4566), we get a palindrome (6658566).

The spelling of 6654000 in words is "six million, six hundred fifty-four thousand".