5536821 has 8 divisors (see below), whose sum is σ = 7408800. Its totient is φ = 3678032.

The previous prime is 5536807. The next prime is 5536829. The reversal of 5536821 is 1286355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5536821 - 2⁵ = 5536789 is a prime.

5536821 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5536829) 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, 2271 + ... + 4028.

It is an arithmetic number, because the mean of its divisors is an integer number (926100).

Almost surely, 2^5536821 is an apocalyptic number.

It is an amenable number.

5536821 is a deficient number, since it is larger than the sum of its proper divisors (1871979).

5536821 is a wasteful number, since it uses less digits than its factorization.

5536821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6595.

The product of its digits is 7200, while the sum is 30.

The square root of 5536821 is about 2353.0450484425. The cubic root of 5536821 is about 176.9104529648.

The spelling of 5536821 in words is "five million, five hundred thirty-six thousand, eight hundred twenty-one".