998528312 has 8 divisors (see below), whose sum is σ = 1872240600. Its totient is φ = 499264152.

The previous prime is 998528273. The next prime is 998528329. The reversal of 998528312 is 213825899.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62408012 + ... + 62408027.

It is an arithmetic number, because the mean of its divisors is an integer number (234030075).

Almost surely, 2^998528312 is an apocalyptic number.

It is an amenable number.

998528312 is a deficient number, since it is larger than the sum of its proper divisors (873712288).

998528312 is a wasteful number, since it uses less digits than its factorization.

998528312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124816045 (or 124816041 counting only the distinct ones).

The product of its digits is 311040, while the sum is 47.

The square root of 998528312 is about 31599.4986036171. The cubic root of 998528312 is about 999.5091964847.

The spelling of 998528312 in words is "nine hundred ninety-eight million, five hundred twenty-eight thousand, three hundred twelve".