998925760 has 224 divisors, whose sum is σ = 2926080000. Its totient is φ = 323785728.

The previous prime is 998925751. The next prime is 998925791. The reversal of 998925760 is 67529899.

It is a tau number, because it is divible by the number of its divisors (224).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2085201 + ... + 2085679.

Almost surely, 2^998925760 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 998925760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1463040000).

998925760 is an abundant number, since it is smaller than the sum of its proper divisors (1927154240).

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

998925760 is a wasteful number, since it uses less digits than its factorization.

998925760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536 (or 512 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 55.

The square root of 998925760 is about 31605.7868119115. The cubic root of 998925760 is about 999.6417917021.

The spelling of 998925760 in words is "nine hundred ninety-eight million, nine hundred twenty-five thousand, seven hundred sixty".