8309449002 has 16 divisors (see below), whose sum is σ = 17154991872. Its totient is φ = 2680467360.

The previous prime is 8309448997. The next prime is 8309449007. The reversal of 8309449002 is 2009449038.

It is an interprime number because it is at equal distance from previous prime (8309448997) and next prime (8309449007).

It is not an unprimeable number, because it can be changed into a prime (8309449007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22337043 + ... + 22337414.

It is an arithmetic number, because the mean of its divisors is an integer number (1072186992).

Almost surely, 2^8309449002 is an apocalyptic number.

8309449002 is an abundant number, since it is smaller than the sum of its proper divisors (8845542870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8309449002 is a wasteful number, since it uses less digits than its factorization.

8309449002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44674493.

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 8309449002 is about 91156.1791761809. The cubic root of 8309449002 is about 2025.4618873839.

The spelling of 8309449002 in words is "eight billion, three hundred nine million, four hundred forty-nine thousand, two".