6927509340 has 48 divisors (see below), whose sum is σ = 21552252960. Its totient is φ = 1847335680.

The previous prime is 6927509321. The next prime is 6927509341. The reversal of 6927509340 is 439057296.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6927509341) 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 15 ways as a sum of consecutive naturals, for example, 6413821 + ... + 6414900.

It is an arithmetic number, because the mean of its divisors is an integer number (449005270).

Almost surely, 2^6927509340 is an apocalyptic number.

6927509340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6927509340 is an abundant number, since it is smaller than the sum of its proper divisors (14624743620).

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

6927509340 is a wasteful number, since it uses less digits than its factorization.

6927509340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12828739 (or 12828731 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The square root of 6927509340 is about 83231.6606826993. The cubic root of 6927509340 is about 1906.3049401132.

The spelling of 6927509340 in words is "six billion, nine hundred twenty-seven million, five hundred nine thousand, three hundred forty".