988966 has 8 divisors (see below), whose sum is σ = 1618344. Its totient is φ = 449520.

The previous prime is 988963. The next prime is 988979. The reversal of 988966 is 669889.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (988963) 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 3 ways as a sum of consecutive naturals, for example, 22455 + ... + 22498.

It is an arithmetic number, because the mean of its divisors is an integer number (202293).

2⁹⁸⁸⁹⁶⁶ is an apocalyptic number.

988966 is a deficient number, since it is larger than the sum of its proper divisors (629378).

988966 is a wasteful number, since it uses less digits than its factorization.

988966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44966.

The product of its digits is 186624, while the sum is 46.

The square root of 988966 is about 994.4676968107. The cubic root of 988966 is about 99.6308388776.

The spelling of 988966 in words is "nine hundred eighty-eight thousand, nine hundred sixty-six".