998896456 has 16 divisors (see below), whose sum is σ = 1873267200. Its totient is φ = 499358544.

The previous prime is 998896441. The next prime is 998896513. The reversal of 998896456 is 654698899.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76365 + ... + 88483.

It is an arithmetic number, because the mean of its divisors is an integer number (117079200).

Almost surely, 2^998896456 is an apocalyptic number.

It is an amenable number.

998896456 is a deficient number, since it is larger than the sum of its proper divisors (874370744).

998896456 is a wasteful number, since it uses less digits than its factorization.

998896456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22428 (or 22424 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 64.

The square root of 998896456 is about 31605.3232225206. The cubic root of 998896456 is about 999.6320166048.

The spelling of 998896456 in words is "nine hundred ninety-eight million, eight hundred ninety-six thousand, four hundred fifty-six".