989342 has 4 divisors (see below), whose sum is σ = 1484016. Its totient is φ = 494670.

The previous prime is 989341. The next prime is 989347. The reversal of 989342 is 243989.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (989341) 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, 247334 + ... + 247337.

It is an arithmetic number, because the mean of its divisors is an integer number (371004).

2⁹⁸⁹³⁴² is an apocalyptic number.

989342 is a deficient number, since it is larger than the sum of its proper divisors (494674).

989342 is a wasteful number, since it uses less digits than its factorization.

989342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494673.

The product of its digits is 15552, while the sum is 35.

The square root of 989342 is about 994.6567247046. The cubic root of 989342 is about 99.6434636625.

It can be divided in two parts, 989 and 342, that added together give a palindrome (1331).

The spelling of 989342 in words is "nine hundred eighty-nine thousand, three hundred forty-two".