6653332 has 12 divisors (see below), whose sum is σ = 13306720. Its totient is φ = 2851416.

The previous prime is 6653329. The next prime is 6653351. The reversal of 6653332 is 2333566.

6653332 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 237619 = 6653332 / (6 + 6 + 5 + 3 + 3 + 3 + 2).

It is a d-powerful number, because it can be written as 6⁵ + 6⁸ + 5⁵ + 3⁷ + 3¹¹ + 3¹⁴ + 2⁹ .

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 6653332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118782 + ... + 118837.

Almost surely, 2^6653332 is an apocalyptic number.

It is an amenable number.

6653332 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6653332 is a wasteful number, since it uses less digits than its factorization.

6653332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237630 (or 237628 counting only the distinct ones).

The product of its digits is 9720, while the sum is 28.

The square root of 6653332 is about 2579.4053578296. The cubic root of 6653332 is about 188.0816380011.

Adding to 6653332 its reverse (2333566), we get a palindrome (8986898).

The spelling of 6653332 in words is "six million, six hundred fifty-three thousand, three hundred thirty-two".