8557463 has 2 divisors, whose sum is σ = 8557464. Its totient is φ = 8557462.

The previous prime is 8557459. The next prime is 8557469. The reversal of 8557463 is 3647558.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8557463 - 2² = 8557459 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8557469) 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, 4278731 + 4278732.

It is an arithmetic number, because the mean of its divisors is an integer number (4278732).

Almost surely, 2^8557463 is an apocalyptic number.

8557463 is a deficient number, since it is larger than the sum of its proper divisors (1).

8557463 is an equidigital number, since it uses as much as digits as its factorization.

8557463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800, while the sum is 38.

The square root of 8557463 is about 2925.3141711618. The cubic root of 8557463 is about 204.5416131145.

The spelling of 8557463 in words is "eight million, five hundred fifty-seven thousand, four hundred sixty-three".