989199322 has 16 divisors (see below), whose sum is σ = 1493632512. Its totient is φ = 491333040.

The previous prime is 989199319. The next prime is 989199359. The reversal of 989199322 is 223991989.

It is a self number, because there is not a number n which added to its sum of digits gives 989199322.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196428 + ... + 201400.

It is an arithmetic number, because the mean of its divisors is an integer number (93352032).

Almost surely, 2^989199322 is an apocalyptic number.

989199322 is the 19892-nd heptagonal number.

989199322 is a deficient number, since it is larger than the sum of its proper divisors (504433190).

989199322 is a wasteful number, since it uses less digits than its factorization.

989199322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5613.

The product of its digits is 629856, while the sum is 52.

The square root of 989199322 is about 31451.5392628087. The cubic root of 989199322 is about 996.3867340336.

It can be divided in two parts, 98919 and 9322, that added together give a square (108241 = 329²).

The spelling of 989199322 in words is "nine hundred eighty-nine million, one hundred ninety-nine thousand, three hundred twenty-two".