5220999 has 18 divisors (see below), whose sum is σ = 8773440. Its totient is φ = 2983176.

The previous prime is 5220997. The next prime is 5221001. The reversal of 5220999 is 9990225.

It is an interprime number because it is at equal distance from previous prime (5220997) and next prime (5221001).

It is not a de Polignac number, because 5220999 - 2¹ = 5220997 is a prime.

5220999 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5220997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5479 + ... + 6360.

Almost surely, 2^5220999 is an apocalyptic number.

5220999 is a deficient number, since it is larger than the sum of its proper divisors (3552441).

5220999 is a wasteful number, since it uses less digits than its factorization.

5220999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11859 (or 11849 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 5220999 is about 2284.9505465108. The cubic root of 5220999 is about 173.4807149679.

The spelling of 5220999 in words is "five million, two hundred twenty thousand, nine hundred ninety-nine".