3972804347 has 8 divisors (see below), whose sum is σ = 4071827760. Its totient is φ = 3873882240.

The previous prime is 3972804343. The next prime is 3972804371. The reversal of 3972804347 is 7434082793.

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 3972804347 - 2² = 3972804343 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3972804343) 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, 57404 + ... + 106022.

It is an arithmetic number, because the mean of its divisors is an integer number (508978470).

Almost surely, 2^3972804347 is an apocalyptic number.

3972804347 is a deficient number, since it is larger than the sum of its proper divisors (99023413).

3972804347 is a wasteful number, since it uses less digits than its factorization.

3972804347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50653.

The product of its (nonzero) digits is 1016064, while the sum is 47.

The square root of 3972804347 is about 63030.1859984563. The cubic root of 3972804347 is about 1583.7953339099.

The spelling of 3972804347 in words is "three billion, nine hundred seventy-two million, eight hundred four thousand, three hundred forty-seven".