998714827 has 12 divisors (see below), whose sum is σ = 1154095128. Its totient is φ = 854145600.

The previous prime is 998714749. The next prime is 998714831. The reversal of 998714827 is 728417899.

It is a happy number.

It is not a de Polignac number, because 998714827 - 2²⁷ = 864497099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (998714867) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 431002 + ... + 433312.

It is an arithmetic number, because the mean of its divisors is an integer number (96174594).

Almost surely, 2^998714827 is an apocalyptic number.

998714827 is a deficient number, since it is larger than the sum of its proper divisors (155380301).

998714827 is an equidigital number, since it uses as much as digits as its factorization.

998714827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4650 (or 2339 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 55.

The square root of 998714827 is about 31602.4496993508. The cubic root of 998714827 is about 999.5714253500.

The spelling of 998714827 in words is "nine hundred ninety-eight million, seven hundred fourteen thousand, eight hundred twenty-seven".