998766050 has 12 divisors (see below), whose sum is σ = 1857704946. Its totient is φ = 399506400.

The previous prime is 998766047. The next prime is 998766059. The reversal of 998766050 is 50667899.

It can be written as a sum of positive squares in 3 ways, for example, as 909444649 + 89321401 = 30157^2 + 9451^2 .

It is a Harshad number since it is a multiple of its sum of digits (50), and also a Moran number because the ratio is a prime number: 19975321 = 998766050 / (9 + 9 + 8 + 7 + 6 + 6 + 0 + 5 + 0).

It is a self number, because there is not a number n which added to its sum of digits gives 998766050.

It is not an unprimeable number, because it can be changed into a prime (998766059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9987611 + ... + 9987710.

Almost surely, 2^998766050 is an apocalyptic number.

998766050 is a deficient number, since it is larger than the sum of its proper divisors (858938896).

998766050 is a wasteful number, since it uses less digits than its factorization.

998766050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19975333 (or 19975328 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 50.

The square root of 998766050 is about 31603.2601166399. The cubic root of 998766050 is about 999.5885140359.

The spelling of 998766050 in words is "nine hundred ninety-eight million, seven hundred sixty-six thousand, fifty".