8340787392 has 56 divisors (see below), whose sum is σ = 25220956416. Its totient is φ = 2383081728.

The previous prime is 8340787387. The next prime is 8340787451. The reversal of 8340787392 is 2937870438.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3101628 + ... + 3104315.

Almost surely, 2^8340787392 is an apocalyptic number.

It is an amenable number.

8340787392 is an abundant number, since it is smaller than the sum of its proper divisors (16880169024).

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

8340787392 is a wasteful number, since it uses less digits than its factorization.

8340787392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6205965 (or 6205955 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 51.

The square root of 8340787392 is about 91327.9113524447. The cubic root of 8340787392 is about 2028.0049795831.

The spelling of 8340787392 in words is "eight billion, three hundred forty million, seven hundred eighty-seven thousand, three hundred ninety-two".