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BaseRepresentation
bin11110011101010001011
31212201000222
43303222023
5223414102
633220255
711324462
oct3635213
91781028
10998027
11621918
1240168b
1328c364
141bd9d9
1514aaa2
hexf3a8b

998027 has 2 divisors, whose sum is σ = 998028. Its totient is φ = 998026.

The previous prime is 998017. The next prime is 998029. The reversal of 998027 is 720899.

It is a strong prime.

It is an emirp because it is prime and its reverse (720899) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 998027 - 26 = 997963 is a prime.

Together with 998029, it forms a pair of twin primes.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 998027.

It is not a weakly prime, because it can be changed into another prime (998029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499013 + 499014.

It is an arithmetic number, because the mean of its divisors is an integer number (499014).

2998027 is an apocalyptic number.

998027 is a deficient number, since it is larger than the sum of its proper divisors (1).

998027 is an equidigital number, since it uses as much as digits as its factorization.

998027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 998027 is about 999.0130129283. The cubic root of 998027 is about 99.9341900333.

The spelling of 998027 in words is "nine hundred ninety-eight thousand, twenty-seven".