988522 has 8 divisors (see below), whose sum is σ = 1491876. Its totient is φ = 491232.

The previous prime is 988511. The next prime is 988541. The reversal of 988522 is 225889.

It can be written as a sum of positive squares in 2 ways, for example, as 885481 + 103041 = 941^2 + 321^2 .

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

It is a nialpdrome in base 10.

It is an unprimeable number.

988522 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 3 ways as a sum of consecutive naturals, for example, 1083 + ... + 1774.

2⁹⁸⁸⁵²² is an apocalyptic number.

988522 is a deficient number, since it is larger than the sum of its proper divisors (503354).

988522 is a wasteful number, since it uses less digits than its factorization.

988522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3032.

The product of its digits is 11520, while the sum is 34.

The square root of 988522 is about 994.2444367458. The cubic root of 988522 is about 99.6159267660.

It can be divided in two parts, 9885 and 22, that multiplied together give a triangular number (217470 = T₆₅₉).

The spelling of 988522 in words is "nine hundred eighty-eight thousand, five hundred twenty-two".