8462009 has 4 divisors (see below), whose sum is σ = 8472720. Its totient is φ = 8451300.

The previous prime is 8461991. The next prime is 8462017. The reversal of 8462009 is 9002648.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8462009 is a prime.

It is a d-powerful number, because it can be written as 8 + 4⁸ + 6⁵ + 2²³ + 0 + 0 + 9² .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8462029) 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 in 3 ways as a sum of consecutive naturals, for example, 4067 + ... + 5784.

It is an arithmetic number, because the mean of its divisors is an integer number (2118180).

Almost surely, 2^8462009 is an apocalyptic number.

It is an amenable number.

8462009 is a deficient number, since it is larger than the sum of its proper divisors (10711).

8462009 is an equidigital number, since it uses as much as digits as its factorization.

8462009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10710.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 8462009 is about 2908.9532481633. The cubic root of 8462009 is about 203.7782496869.

The spelling of 8462009 in words is "eight million, four hundred sixty-two thousand, nine".