6556632 has 16 divisors (see below), whose sum is σ = 16391640. Its totient is φ = 2185536.

The previous prime is 6556631. The next prime is 6556643. The reversal of 6556632 is 2366556.

It is a junction number, because it is equal to n+sod(n) for n = 6556593 and 6556602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6556631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136573 + ... + 136620.

Almost surely, 2^6556632 is an apocalyptic number.

It is an amenable number.

6556632 is an abundant number, since it is smaller than the sum of its proper divisors (9835008).

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

6556632 is a wasteful number, since it uses less digits than its factorization.

6556632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273202 (or 273198 counting only the distinct ones).

The product of its digits is 32400, while the sum is 33.

The square root of 6556632 is about 2560.5921190225. The cubic root of 6556632 is about 187.1659902421.

The spelling of 6556632 in words is "six million, five hundred fifty-six thousand, six hundred thirty-two".