5516831 has 4 divisors (see below), whose sum is σ = 5521872. Its totient is φ = 5511792.

The previous prime is 5516827. The next prime is 5516879. The reversal of 5516831 is 1386155.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1386155 = 5 ⋅277231.

It is a cyclic number.

It is not a de Polignac number, because 5516831 - 2² = 5516827 is a prime.

It is a super-2 number, since 2×5516831² = 60870848565122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5516794 and 5516803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5516801) 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, 110 + ... + 3323.

It is an arithmetic number, because the mean of its divisors is an integer number (1380468).

Almost surely, 2^5516831 is an apocalyptic number.

5516831 is a deficient number, since it is larger than the sum of its proper divisors (5041).

5516831 is a wasteful number, since it uses less digits than its factorization.

5516831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5040.

The product of its digits is 3600, while the sum is 29.

The square root of 5516831 is about 2348.7935200864. The cubic root of 5516831 is about 176.6972918705.

The spelling of 5516831 in words is "five million, five hundred sixteen thousand, eight hundred thirty-one".