8327399940 has 48 divisors (see below), whose sum is σ = 25907468160. Its totient is φ = 2220639840.

The previous prime is 8327399939. The next prime is 8327399953. The reversal of 8327399940 is 499937238.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7710016 + ... + 7711095.

It is an arithmetic number, because the mean of its divisors is an integer number (539738920).

Almost surely, 2^8327399940 is an apocalyptic number.

It is an amenable number.

8327399940 is an abundant number, since it is smaller than the sum of its proper divisors (17580068220).

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

8327399940 is a wasteful number, since it uses less digits than its factorization.

8327399940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15421129 (or 15421121 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The square root of 8327399940 is about 91254.5885969577. The cubic root of 8327399940 is about 2026.9193763224.

The spelling of 8327399940 in words is "eight billion, three hundred twenty-seven million, three hundred ninety-nine thousand, nine hundred forty".