5520987 has 8 divisors (see below), whose sum is σ = 8179280. Its totient is φ = 3680640.

The previous prime is 5520967. The next prime is 5521003. The reversal of 5520987 is 7890255.

It is not a de Polignac number, because 5520987 - 2⁶ = 5520923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5520947) 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 7 ways as a sum of consecutive naturals, for example, 102214 + ... + 102267.

It is an arithmetic number, because the mean of its divisors is an integer number (1022410).

Almost surely, 2^5520987 is an apocalyptic number.

5520987 is a deficient number, since it is larger than the sum of its proper divisors (2658293).

5520987 is a wasteful number, since it uses less digits than its factorization.

5520987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204490 (or 204484 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The square root of 5520987 is about 2349.6780630546. The cubic root of 5520987 is about 176.7416512511.

The spelling of 5520987 in words is "five million, five hundred twenty thousand, nine hundred eighty-seven".