988837 has 2 divisors, whose sum is σ = 988838. Its totient is φ = 988836.

The previous prime is 988829. The next prime is 988849. The reversal of 988837 is 738889.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 972196 + 16641 = 986^2 + 129^2 .

It is an emirp because it is prime and its reverse (738889) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 988837 - 2³ = 988829 is a prime.

It is a super-2 number, since 2×988837² = 1955597225138, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 988793 and 988802.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (988877) 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 as a sum of consecutive naturals, namely, 494418 + 494419.

It is an arithmetic number, because the mean of its divisors is an integer number (494419).

2⁹⁸⁸⁸³⁷ is an apocalyptic number.

It is an amenable number.

988837 is a deficient number, since it is larger than the sum of its proper divisors (1).

988837 is an equidigital number, since it uses as much as digits as its factorization.

988837 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 43.

The square root of 988837 is about 994.4028358769. The cubic root of 988837 is about 99.6265067647.

The spelling of 988837 in words is "nine hundred eighty-eight thousand, eight hundred thirty-seven".