6840324285 has 8 divisors (see below), whose sum is σ = 10944518880. Its totient is φ = 3648172944.

The previous prime is 6840324277. The next prime is 6840324317. The reversal of 6840324285 is 5824230486.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6840324285 - 2³ = 6840324277 is a prime.

It is a super-2 number, since 2×6840324285² = 93580072647921522450, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 228010795 + ... + 228010824.

It is an arithmetic number, because the mean of its divisors is an integer number (1368064860).

Almost surely, 2^6840324285 is an apocalyptic number.

It is an amenable number.

6840324285 is a deficient number, since it is larger than the sum of its proper divisors (4104194595).

6840324285 is a wasteful number, since it uses less digits than its factorization.

6840324285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456021627.

The product of its (nonzero) digits is 368640, while the sum is 42.

The square root of 6840324285 is about 82706.2529981863. The cubic root of 6840324285 is about 1898.2739897699.

The spelling of 6840324285 in words is "six billion, eight hundred forty million, three hundred twenty-four thousand, two hundred eighty-five".