8340313972 has 12 divisors (see below), whose sum is σ = 14951538756. Its totient is φ = 4068445760.

The previous prime is 8340313963. The next prime is 8340313973. The reversal of 8340313972 is 2793130438.

It can be written as a sum of positive squares in 2 ways, for example, as 3305560036 + 5034753936 = 57494^2 + 70956^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8340313973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25427623 + ... + 25427950.

It is an arithmetic number, because the mean of its divisors is an integer number (1245961563).

Almost surely, 2^8340313972 is an apocalyptic number.

8340313972 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

8340313972 is a deficient number, since it is larger than the sum of its proper divisors (6611224784).

8340313972 is a wasteful number, since it uses less digits than its factorization.

8340313972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50855618 (or 50855616 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 8340313972 is about 91325.3194464711. The cubic root of 8340313972 is about 2027.9666092535.

The spelling of 8340313972 in words is "eight billion, three hundred forty million, three hundred thirteen thousand, nine hundred seventy-two".