5521266 has 24 divisors (see below), whose sum is σ = 12085164. Its totient is φ = 1821600.

The previous prime is 5521261. The next prime is 5521283. The reversal of 5521266 is 6621255.

It can be written as a sum of positive squares in 2 ways, for example, as 4322241 + 1199025 = 2079^2 + 1095^2 .

It is not an unprimeable number, because it can be changed into a prime (5521261) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 300 + ... + 3336.

Almost surely, 2^5521266 is an apocalyptic number.

5521266 is an abundant number, since it is smaller than the sum of its proper divisors (6563898).

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

5521266 is a wasteful number, since it uses less digits than its factorization.

5521266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3146 (or 3143 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 5521266 is about 2349.7374321400. The cubic root of 5521266 is about 176.7446283812.

It can be divided in two parts, 55212 and 66, that added together give a triangular number (55278 = T₃₃₂).

The spelling of 5521266 in words is "five million, five hundred twenty-one thousand, two hundred sixty-six".