6553332 has 24 divisors (see below), whose sum is σ = 16990400. Its totient is φ = 2184408.

The previous prime is 6553331. The next prime is 6553343. The reversal of 6553332 is 2333556.

6553332 is a `hidden beast` number, since 655 + 3 + 3 + 3 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is a nialpdrome in base 10.

It is a zygodrome in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 6553296 and 6553305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6553331) 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, 30232 + ... + 30447.

Almost surely, 2^6553332 is an apocalyptic number.

It is an amenable number.

6553332 is an abundant number, since it is smaller than the sum of its proper divisors (10437068).

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

6553332 is a wasteful number, since it uses less digits than its factorization.

6553332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60692 (or 60684 counting only the distinct ones).

The product of its digits is 8100, while the sum is 27.

The square root of 6553332 is about 2559.9476557149. The cubic root of 6553332 is about 187.1345843100.

Adding to 6553332 its reverse (2333556), we get a palindrome (8886888).

The spelling of 6553332 in words is "six million, five hundred fifty-three thousand, three hundred thirty-two".