998433604 has 81 divisors (see below), whose sum is σ = 2123749719. Its totient is φ = 409510080.

The previous prime is 998433589. The next prime is 998433617. The reversal of 998433604 is 406334899.

The square root of 998433604 is 31598.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 21996100 + 976437504 = 4690^2 + 31248^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 16367734 + ... + 16367794.

Almost surely, 2^998433604 is an apocalyptic number.

998433604 is the 31598-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 998433604

998433604 is an abundant number, since it is smaller than the sum of its proper divisors (1125316115).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

998433604 is a wasteful number, since it uses less digits than its factorization.

998433604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 46.

The cubic root of 998433604 is about 999.4775951407.

The spelling of 998433604 in words is "nine hundred ninety-eight million, four hundred thirty-three thousand, six hundred four".