16994827 has 2 divisors, whose sum is σ = 16994828. Its totient is φ = 16994826.

The previous prime is 16994801. The next prime is 16994843. The reversal of 16994827 is 72849961.

It is a strong prime.

It is an emirp because it is prime and its reverse (72849961) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16994827 - 2⁷ = 16994699 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16994867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8497413 + 8497414.

It is an arithmetic number, because the mean of its divisors is an integer number (8497414).

Almost surely, 2^16994827 is an apocalyptic number.

16994827 is a deficient number, since it is larger than the sum of its proper divisors (1).

16994827 is an equidigital number, since it uses as much as digits as its factorization.

16994827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 46.

The square root of 16994827 is about 4122.4782594939. The cubic root of 16994827 is about 257.1020755579.

The spelling of 16994827 in words is "sixteen million, nine hundred ninety-four thousand, eight hundred twenty-seven".