5506521 has 8 divisors (see below), whose sum is σ = 7773984. Its totient is φ = 3455040.

The previous prime is 5506513. The next prime is 5506559. The reversal of 5506521 is 1256055.

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

It is not a de Polignac number, because 5506521 - 2³ = 5506513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5506491 and 5506500.

It is not an unprimeable number, because it can be changed into a prime (5506511) 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, 53935 + ... + 54036.

It is an arithmetic number, because the mean of its divisors is an integer number (971748).

Almost surely, 2^5506521 is an apocalyptic number.

5506521 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

5506521 is a deficient number, since it is larger than the sum of its proper divisors (2267463).

5506521 is a wasteful number, since it uses less digits than its factorization.

5506521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107991.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 5506521 is about 2346.5977499350. The cubic root of 5506521 is about 176.5871510364.

The spelling of 5506521 in words is "five million, five hundred six thousand, five hundred twenty-one".