988994 has 4 divisors (see below), whose sum is σ = 1483494. Its totient is φ = 494496.

The previous prime is 988979. The next prime is 989011. The reversal of 988994 is 499889.

988994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 499889 = 13 ⋅38453.

It can be written as a sum of positive squares in only one way, i.e., 970225 + 18769 = 985^2 + 137^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247247 + ... + 247250.

2⁹⁸⁸⁹⁹⁴ is an apocalyptic number.

988994 is a deficient number, since it is larger than the sum of its proper divisors (494500).

988994 is a wasteful number, since it uses less digits than its factorization.

988994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494499.

The product of its digits is 186624, while the sum is 47.

The square root of 988994 is about 994.4817745942. The cubic root of 988994 is about 99.6317791314.

It can be divided in two parts, 9889 and 94, that multiplied together give a triangular number (929566 = T₁₃₆₃).

The spelling of 988994 in words is "nine hundred eighty-eight thousand, nine hundred ninety-four".