3948313799 has 8 divisors (see below), whose sum is σ = 3963472128. Its totient is φ = 3933171000.

The previous prime is 3948313781. The next prime is 3948313813. The reversal of 3948313799 is 9973138493.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3948313799 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 (3948310799) 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, 828674 + ... + 833424.

It is an arithmetic number, because the mean of its divisors is an integer number (495434016).

Almost surely, 2^3948313799 is an apocalyptic number.

3948313799 is a deficient number, since it is larger than the sum of its proper divisors (15158329).

3948313799 is a wasteful number, since it uses less digits than its factorization.

3948313799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7765.

The product of its digits is 4408992, while the sum is 56.

The square root of 3948313799 is about 62835.6093230582. The cubic root of 3948313799 is about 1580.5341620450.

The spelling of 3948313799 in words is "three billion, nine hundred forty-eight million, three hundred thirteen thousand, seven hundred ninety-nine".