998675929 has 16 divisors (see below), whose sum is σ = 1089216000. Its totient is φ = 912038400.

The previous prime is 998675879. The next prime is 998675969. The reversal of 998675929 is 929576899.

It is not a de Polignac number, because 998675929 - 2¹⁵ = 998643161 is a prime.

It is a super-2 number, since 2×998675929² = 1994707222328026082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (998675969) 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 15 ways as a sum of consecutive naturals, for example, 510904 + ... + 512854.

It is an arithmetic number, because the mean of its divisors is an integer number (68076000).

Almost surely, 2^998675929 is an apocalyptic number.

It is an amenable number.

998675929 is a deficient number, since it is larger than the sum of its proper divisors (90540071).

998675929 is a wasteful number, since it uses less digits than its factorization.

998675929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2928.

The product of its digits is 22044960, while the sum is 64.

The square root of 998675929 is about 31601.8342663840. The cubic root of 998675929 is about 999.5584480606.

The spelling of 998675929 in words is "nine hundred ninety-eight million, six hundred seventy-five thousand, nine hundred twenty-nine".