998844422 has 8 divisors (see below), whose sum is σ = 1498435200. Its totient is φ = 499366024.

The previous prime is 998844389. The next prime is 998844433. The reversal of 998844422 is 224448899.

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

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422 + ... + 44697.

It is an arithmetic number, because the mean of its divisors is an integer number (187304400).

Almost surely, 2^998844422 is an apocalyptic number.

998844422 is a deficient number, since it is larger than the sum of its proper divisors (499590778).

998844422 is a wasteful number, since it uses less digits than its factorization.

998844422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56190.

The product of its digits is 1327104, while the sum is 50.

The square root of 998844422 is about 31604.5000276859. The cubic root of 998844422 is about 999.6146588646.

The spelling of 998844422 in words is "nine hundred ninety-eight million, eight hundred forty-four thousand, four hundred twenty-two".