998010867 has 16 divisors (see below), whose sum is σ = 1534734080. Its totient is φ = 565058592.

The previous prime is 998010847. The next prime is 998010883. The reversal of 998010867 is 768010899.

It is a happy number.

It is not a de Polignac number, because 998010867 - 2⁶ = 998010803 is a prime.

It is a super-3 number, since 3×998010867³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (998010817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215713 + ... + 220290.

It is an arithmetic number, because the mean of its divisors is an integer number (95920880).

Almost surely, 2^998010867 is an apocalyptic number.

998010867 is a deficient number, since it is larger than the sum of its proper divisors (536723213).

998010867 is a wasteful number, since it uses less digits than its factorization.

998010867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436122.

The product of its (nonzero) digits is 217728, while the sum is 48.

The square root of 998010867 is about 31591.3099918316. The cubic root of 998010867 is about 999.3365155524.

The spelling of 998010867 in words is "nine hundred ninety-eight million, ten thousand, eight hundred sixty-seven".