998038588 has 12 divisors (see below), whose sum is σ = 1746788680. Its totient is φ = 498956112.

The previous prime is 998038571. The next prime is 998038589. The reversal of 998038588 is 885830899.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998038589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55003 + ... + 70861.

Almost surely, 2^998038588 is an apocalyptic number.

998038588 is the 16887-th centered heptagonal number.

It is an amenable number.

998038588 is a deficient number, since it is larger than the sum of its proper divisors (748750092).

998038588 is a wasteful number, since it uses less digits than its factorization.

998038588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31596 (or 31594 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 58.

The square root of 998038588 is about 31591.7487328574. The cubic root of 998038588 is about 999.3457680739.

The spelling of 998038588 in words is "nine hundred ninety-eight million, thirty-eight thousand, five hundred eighty-eight".