6821484297 has 8 divisors (see below), whose sum is σ = 9113396544. Its totient is φ = 4538614128.

The previous prime is 6821484287. The next prime is 6821484301. The reversal of 6821484297 is 7924841286.

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

It is not a de Polignac number, because 6821484297 - 2²⁴ = 6804707081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6821484247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2258758 + ... + 2261775.

It is an arithmetic number, because the mean of its divisors is an integer number (1139174568).

Almost surely, 2^6821484297 is an apocalyptic number.

It is an amenable number.

6821484297 is a deficient number, since it is larger than the sum of its proper divisors (2291912247).

6821484297 is a wasteful number, since it uses less digits than its factorization.

6821484297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4521039.

The product of its digits is 1548288, while the sum is 51.

The square root of 6821484297 is about 82592.2774658745. The cubic root of 6821484297 is about 1896.5296112917.

The spelling of 6821484297 in words is "six billion, eight hundred twenty-one million, four hundred eighty-four thousand, two hundred ninety-seven".