6664200 has 96 divisors (see below), whose sum is σ = 21427200. Its totient is φ = 1711360.

The previous prime is 6664199. The next prime is 6664201. The reversal of 6664200 is 24666.

It is an interprime number because it is at equal distance from previous prime (6664199) and next prime (6664201).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (6664201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17209 + ... + 17591.

It is an arithmetic number, because the mean of its divisors is an integer number (223200).

Almost surely, 2^6664200 is an apocalyptic number.

6664200 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 6664200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10713600).

6664200 is an abundant number, since it is smaller than the sum of its proper divisors (14763000).

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

6664200 is a wasteful number, since it uses less digits than its factorization.

6664200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431 (or 422 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 6664200 is about 2581.5111853331. The cubic root of 6664200 is about 188.1839906907.

Adding to 6664200 its reverse (24666), we get a palindrome (6688866).

The spelling of 6664200 in words is "six million, six hundred sixty-four thousand, two hundred".