5221505 has 8 divisors (see below), whose sum is σ = 6345600. Its totient is φ = 4124016.

The previous prime is 5221501. The next prime is 5221543. The reversal of 5221505 is 5051225.

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 5221505 - 2² = 5221501 is a prime.

It is a super-2 number, since 2×5221505² = 54528228930050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5221501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6215 + ... + 7004.

It is an arithmetic number, because the mean of its divisors is an integer number (793200).

Almost surely, 2^5221505 is an apocalyptic number.

It is an amenable number.

5221505 is a deficient number, since it is larger than the sum of its proper divisors (1124095).

5221505 is a wasteful number, since it uses less digits than its factorization.

5221505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13303.

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 5221505 is about 2285.0612683252. The cubic root of 5221505 is about 173.4863191576.

It can be divided in two parts, 52 and 21505, that multiplied together give a triangular number (1118260 = T₁₄₉₅).

The spelling of 5221505 in words is "five million, two hundred twenty-one thousand, five hundred five".