998059267 has 4 divisors (see below), whose sum is σ = 998280976. Its totient is φ = 997837560.

The previous prime is 998059253. The next prime is 998059277. The reversal of 998059267 is 762950899.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-998059267 is a prime.

It is a super-2 number, since 2×998059267² = 1992244600889154578, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (998059277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103959 + ... + 113152.

It is an arithmetic number, because the mean of its divisors is an integer number (249570244).

Almost surely, 2^998059267 is an apocalyptic number.

998059267 is a deficient number, since it is larger than the sum of its proper divisors (221709).

998059267 is a wasteful number, since it uses less digits than its factorization.

998059267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221708.

The product of its (nonzero) digits is 2449440, while the sum is 55.

The square root of 998059267 is about 31592.0760159886. The cubic root of 998059267 is about 999.3526700544.

The spelling of 998059267 in words is "nine hundred ninety-eight million, fifty-nine thousand, two hundred sixty-seven".