998504496 has 240 divisors, whose sum is σ = 3251958528. Its totient is φ = 293932800.

The previous prime is 998504461. The next prime is 998504501. The reversal of 998504496 is 694405899.

998504496 is a `hidden beast` number, since 9 + 98 + 504 + 49 + 6 = 666.

998504496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×998504496² = 1994022457064428032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1582101 + ... + 1582731.

Almost surely, 2^998504496 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 998504496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1625979264).

998504496 is an abundant number, since it is smaller than the sum of its proper divisors (2253454032).

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

998504496 is a wasteful number, since it uses less digits than its factorization.

998504496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702 (or 684 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The square root of 998504496 is about 31599.1217599477. The cubic root of 998504496 is about 999.5012499564.

The spelling of 998504496 in words is "nine hundred ninety-eight million, five hundred four thousand, four hundred ninety-six".