998994914 has 4 divisors (see below), whose sum is σ = 1498492374. Its totient is φ = 499497456.

The previous prime is 998994881. The next prime is 998994923. The reversal of 998994914 is 419499899.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 749828689 + 249166225 = 27383^2 + 15785^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249748727 + ... + 249748730.

Almost surely, 2^998994914 is an apocalyptic number.

998994914 is a deficient number, since it is larger than the sum of its proper divisors (499497460).

998994914 is a wasteful number, since it uses less digits than its factorization.

998994914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499497459.

The product of its digits is 7558272, while the sum is 62.

The square root of 998994914 is about 31606.8808014964. The cubic root of 998994914 is about 999.6648590264.

The spelling of 998994914 in words is "nine hundred ninety-eight million, nine hundred ninety-four thousand, nine hundred fourteen".