6653000 has 32 divisors (see below), whose sum is σ = 15570360. Its totient is φ = 2660800.

The previous prime is 6652993. The next prime is 6653011. The reversal of 6653000 is 3566.

It can be written as a sum of positive squares in 4 ways, for example, as 432964 + 6220036 = 658^2 + 2494^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a nialpdrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2327 + ... + 4326.

Almost surely, 2^6653000 is an apocalyptic number.

It is an amenable number.

6653000 is an abundant number, since it is smaller than the sum of its proper divisors (8917360).

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

6653000 is a wasteful number, since it uses less digits than its factorization.

6653000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6674 (or 6660 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 6653000 is about 2579.3410011086. The cubic root of 6653000 is about 188.0785095364.

Adding to 6653000 its reverse (3566), we get a palindrome (6656566).

The spelling of 6653000 in words is "six million, six hundred fifty-three thousand".