5511266 has 4 divisors (see below), whose sum is σ = 8266902. Its totient is φ = 2755632.

The previous prime is 5511263. The next prime is 5511271. The reversal of 5511266 is 6621155.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5424241 + 87025 = 2329^2 + 295^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5511263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1377815 + ... + 1377818.

Almost surely, 2^5511266 is an apocalyptic number.

5511266 is a deficient number, since it is larger than the sum of its proper divisors (2755636).

5511266 is a wasteful number, since it uses less digits than its factorization.

5511266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2755635.

The product of its digits is 1800, while the sum is 26.

The square root of 5511266 is about 2347.6085704393. The cubic root of 5511266 is about 176.6378585201.

The spelling of 5511266 in words is "five million, five hundred eleven thousand, two hundred sixty-six".