5527681 has 4 divisors (see below), whose sum is σ = 5548500. Its totient is φ = 5506864.

The previous prime is 5527673. The next prime is 5527721. The reversal of 5527681 is 1867255.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3094081 + 2433600 = 1759^2 + 1560^2 .

It is a cyclic number.

It is not a de Polignac number, because 5527681 - 2³ = 5527673 is a prime.

It is a super-2 number, since 2×5527681² = 61110514475522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5527631) 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, 10006 + ... + 10543.

It is an arithmetic number, because the mean of its divisors is an integer number (1387125).

Almost surely, 2^5527681 is an apocalyptic number.

It is an amenable number.

5527681 is a deficient number, since it is larger than the sum of its proper divisors (20819).

5527681 is a wasteful number, since it uses less digits than its factorization.

5527681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20818.

The product of its digits is 16800, while the sum is 34.

The square root of 5527681 is about 2351.1020820032. The cubic root of 5527681 is about 176.8130533861.

The spelling of 5527681 in words is "five million, five hundred twenty-seven thousand, six hundred eighty-one".