16797427 has 2 divisors, whose sum is σ = 16797428. Its totient is φ = 16797426.

The previous prime is 16797419. The next prime is 16797439. The reversal of 16797427 is 72479761.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16797427 - 2³ = 16797419 is a prime.

It is not a weakly prime, because it can be changed into another prime (16797497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8398713 + 8398714.

It is an arithmetic number, because the mean of its divisors is an integer number (8398714).

Almost surely, 2^16797427 is an apocalyptic number.

16797427 is a deficient number, since it is larger than the sum of its proper divisors (1).

16797427 is an equidigital number, since it uses as much as digits as its factorization.

16797427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 148176, while the sum is 43.

The square root of 16797427 is about 4098.4664205041. The cubic root of 16797427 is about 256.1027572101.

The spelling of 16797427 in words is "sixteen million, seven hundred ninety-seven thousand, four hundred twenty-seven".