998730160 has 40 divisors (see below), whose sum is σ = 2342617920. Its totient is φ = 395953152.

The previous prime is 998730133. The next prime is 998730181. The reversal of 998730160 is 61037899.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46200 + ... + 64279.

It is an arithmetic number, because the mean of its divisors is an integer number (58565448).

Almost surely, 2^998730160 is an apocalyptic number.

It is an amenable number.

998730160 is an abundant number, since it is smaller than the sum of its proper divisors (1343887760).

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

998730160 is a wasteful number, since it uses less digits than its factorization.

998730160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110605 (or 110599 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 998730160 is about 31602.6922903730. The cubic root of 998730160 is about 999.5765407075.

The spelling of 998730160 in words is "nine hundred ninety-eight million, seven hundred thirty thousand, one hundred sixty".