2099827 has 2 divisors, whose sum is σ = 2099828. Its totient is φ = 2099826.

The previous prime is 2099821. The next prime is 2099837. The reversal of 2099827 is 7289902.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2099827 - 2¹¹ = 2097779 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2⁷ + 0 + 9 + 9 + 8⁷ + 2⁷ + 7⁴ .

2099827 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2099821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1049913 + 1049914.

It is an arithmetic number, because the mean of its divisors is an integer number (1049914).

2^2099827 is an apocalyptic number.

2099827 is a deficient number, since it is larger than the sum of its proper divisors (1).

2099827 is an equidigital number, since it uses as much as digits as its factorization.

2099827 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 2099827 is about 1449.0779827187. The cubic root of 2099827 is about 128.0543998911.

It can be divided in two parts, 20998 and 27, that added together give a square (21025 = 145²).

The spelling of 2099827 in words is "two million, ninety-nine thousand, eight hundred twenty-seven".