8436479 has 2 divisors, whose sum is σ = 8436480. Its totient is φ = 8436478.

The previous prime is 8436473. The next prime is 8436499. The reversal of 8436479 is 9746348.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8436479 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8436473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4218239 + 4218240.

It is an arithmetic number, because the mean of its divisors is an integer number (4218240).

Almost surely, 2^8436479 is an apocalyptic number.

8436479 is a deficient number, since it is larger than the sum of its proper divisors (1).

8436479 is an equidigital number, since it uses as much as digits as its factorization.

8436479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 41.

The square root of 8436479 is about 2904.5617569609. The cubic root of 8436479 is about 203.5731092974.

It can be divided in two parts, 84 and 36479, that added together give a palindrome (36563).

The spelling of 8436479 in words is "eight million, four hundred thirty-six thousand, four hundred seventy-nine".