5521646 has 16 divisors (see below), whose sum is σ = 9090144. Its totient is φ = 2499744.

The previous prime is 5521643. The next prime is 5521657. The reversal of 5521646 is 6461255.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5521643) 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, 626 + ... + 3381.

It is an arithmetic number, because the mean of its divisors is an integer number (568134).

Almost surely, 2^5521646 is an apocalyptic number.

5521646 is a deficient number, since it is larger than the sum of its proper divisors (3568498).

5521646 is a wasteful number, since it uses less digits than its factorization.

5521646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4075.

The product of its digits is 7200, while the sum is 29.

The square root of 5521646 is about 2349.8182908472. The cubic root of 5521646 is about 176.7486830925.

The spelling of 5521646 in words is "five million, five hundred twenty-one thousand, six hundred forty-six".