6239721073 has 8 divisors (see below), whose sum is σ = 6275145728. Its totient is φ = 6204328704.

The previous prime is 6239720999. The next prime is 6239721091. The reversal of 6239721073 is 3701279326.

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

It is a cyclic number.

It is not a de Polignac number, because 6239721073 - 2¹⁷ = 6239590001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6239721373) 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 7 ways as a sum of consecutive naturals, for example, 453136 + ... + 466702.

It is an arithmetic number, because the mean of its divisors is an integer number (784393216).

Almost surely, 2^6239721073 is an apocalyptic number.

It is an amenable number.

6239721073 is a deficient number, since it is larger than the sum of its proper divisors (35424655).

6239721073 is a wasteful number, since it uses less digits than its factorization.

6239721073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16143.

The product of its (nonzero) digits is 95256, while the sum is 40.

The square root of 6239721073 is about 78991.9051105871. The cubic root of 6239721073 is about 1841.0053848038.

The spelling of 6239721073 in words is "six billion, two hundred thirty-nine million, seven hundred twenty-one thousand, seventy-three".