8044001247 has 8 divisors (see below), whose sum is σ = 10772171440. Its totient is φ = 5339249280.

The previous prime is 8044001227. The next prime is 8044001269. The reversal of 8044001247 is 7421004408.

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

It is not a de Polignac number, because 8044001247 - 2¹⁵ = 8043968479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8044001227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5853754 + ... + 5855127.

It is an arithmetic number, because the mean of its divisors is an integer number (1346521430).

Almost surely, 2^8044001247 is an apocalyptic number.

8044001247 is a deficient number, since it is larger than the sum of its proper divisors (2728170193).

8044001247 is a wasteful number, since it uses less digits than its factorization.

8044001247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11709113.

The product of its (nonzero) digits is 7168, while the sum is 30.

The square root of 8044001247 is about 89688.3562509649. The cubic root of 8044001247 is about 2003.6600684469.

The spelling of 8044001247 in words is "eight billion, forty-four million, one thousand, two hundred forty-seven".