989422 has 16 divisors (see below), whose sum is σ = 1755360. Its totient is φ = 409248.

The previous prime is 989419. The next prime is 989423. The reversal of 989422 is 224989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (989423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 813 + ... + 1624.

It is an arithmetic number, because the mean of its divisors is an integer number (109710).

2⁹⁸⁹⁴²² is an apocalyptic number.

989422 is a deficient number, since it is larger than the sum of its proper divisors (765938).

989422 is a wasteful number, since it uses less digits than its factorization.

989422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2475.

The product of its digits is 10368, while the sum is 34.

The square root of 989422 is about 994.6969387708. The cubic root of 989422 is about 99.6461493742.

The spelling of 989422 in words is "nine hundred eighty-nine thousand, four hundred twenty-two".