8466427 has 2 divisors, whose sum is σ = 8466428. Its totient is φ = 8466426.

The previous prime is 8466421. The next prime is 8466431. The reversal of 8466427 is 7246648.

8466427 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8466427 is a prime.

It is a super-2 number, since 2×8466427² = 143360772292658, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8466421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4233213 + 4233214.

It is an arithmetic number, because the mean of its divisors is an integer number (4233214).

Almost surely, 2^8466427 is an apocalyptic number.

8466427 is a deficient number, since it is larger than the sum of its proper divisors (1).

8466427 is an equidigital number, since it uses as much as digits as its factorization.

8466427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64512, while the sum is 37.

The square root of 8466427 is about 2909.7125287561. The cubic root of 8466427 is about 203.8137076052.

The spelling of 8466427 in words is "eight million, four hundred sixty-six thousand, four hundred twenty-seven".