998442226 has 8 divisors (see below), whose sum is σ = 1499748480. Its totient is φ = 498526068.

The previous prime is 998442199. The next prime is 998442233. The reversal of 998442226 is 622244899.

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

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, 345726 + ... + 348601.

It is an arithmetic number, because the mean of its divisors is an integer number (187468560).

Almost surely, 2^998442226 is an apocalyptic number.

998442226 is a deficient number, since it is larger than the sum of its proper divisors (501306254).

998442226 is a wasteful number, since it uses less digits than its factorization.

998442226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695048.

The product of its digits is 497664, while the sum is 46.

The square root of 998442226 is about 31598.1364323911. The cubic root of 998442226 is about 999.4804721375.

The spelling of 998442226 in words is "nine hundred ninety-eight million, four hundred forty-two thousand, two hundred twenty-six".