998654212 has 48 divisors (see below), whose sum is σ = 1904878080. Its totient is φ = 456364800.

The previous prime is 998654207. The next prime is 998654221. The reversal of 998654212 is 212456899.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1311912 + ... + 1312672.

It is an arithmetic number, because the mean of its divisors is an integer number (39684960).

Almost surely, 2^998654212 is an apocalyptic number.

It is an amenable number.

998654212 is a deficient number, since it is larger than the sum of its proper divisors (906223868).

998654212 is a wasteful number, since it uses less digits than its factorization.

998654212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1372 (or 1370 counting only the distinct ones).

The product of its digits is 311040, while the sum is 46.

The square root of 998654212 is about 31601.4906610432. The cubic root of 998654212 is about 999.5512026110.

The spelling of 998654212 in words is "nine hundred ninety-eight million, six hundred fifty-four thousand, two hundred twelve".