8477459 has 2 divisors, whose sum is σ = 8477460. Its totient is φ = 8477458.

The previous prime is 8477453. The next prime is 8477461. The reversal of 8477459 is 9547748.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8477459 is a prime.

It is a super-2 number, since 2×8477459² = 143734622193362, which contains 22 as substring.

Together with 8477461, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8477453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4238729 + 4238730.

It is an arithmetic number, because the mean of its divisors is an integer number (4238730).

Almost surely, 2^8477459 is an apocalyptic number.

8477459 is a deficient number, since it is larger than the sum of its proper divisors (1).

8477459 is an equidigital number, since it uses as much as digits as its factorization.

8477459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 282240, while the sum is 44.

The square root of 8477459 is about 2911.6076315328. The cubic root of 8477459 is about 203.9021942407.

The spelling of 8477459 in words is "eight million, four hundred seventy-seven thousand, four hundred fifty-nine".