6649332 has 24 divisors (see below), whose sum is σ = 15558816. Its totient is φ = 2210208.

The previous prime is 6649319. The next prime is 6649333. The reversal of 6649332 is 2339466.

It is a junction number, because it is equal to n+sod(n) for n = 6649293 and 6649302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6649333) 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, 6058 + ... + 7070.

It is an arithmetic number, because the mean of its divisors is an integer number (648284).

Almost surely, 2^6649332 is an apocalyptic number.

It is an amenable number.

6649332 is an abundant number, since it is smaller than the sum of its proper divisors (8909484).

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

6649332 is a wasteful number, since it uses less digits than its factorization.

6649332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567 (or 1565 counting only the distinct ones).

The product of its digits is 23328, while the sum is 33.

The square root of 6649332 is about 2578.6298687481. The cubic root of 6649332 is about 188.0439387265.

The spelling of 6649332 in words is "six million, six hundred forty-nine thousand, three hundred thirty-two".