5543646 has 16 divisors (see below), whose sum is σ = 11345664. Its totient is φ = 1804824.

The previous prime is 5543623. The next prime is 5543701. The reversal of 5543646 is 6463455.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10486 + ... + 11001.

It is an arithmetic number, because the mean of its divisors is an integer number (709104).

Almost surely, 2^5543646 is an apocalyptic number.

5543646 is an abundant number, since it is smaller than the sum of its proper divisors (5802018).

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

5543646 is a wasteful number, since it uses less digits than its factorization.

5543646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21535.

The product of its digits is 43200, while the sum is 33.

The square root of 5543646 is about 2354.4948502811. The cubic root of 5543646 is about 176.9831130750.

The spelling of 5543646 in words is "five million, five hundred forty-three thousand, six hundred forty-six".