3847202816 has 48 divisors (see below), whose sum is σ = 8145102420. Its totient is φ = 1810432000.

The previous prime is 3847202809. The next prime is 3847202861. The reversal of 3847202816 is 6182027483.

It can be written as a sum of positive squares in 2 ways, for example, as 3410560000 + 436642816 = 58400^2 + 20896^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20435 + ... + 90066.

Almost surely, 2^3847202816 is an apocalyptic number.

It is an amenable number.

3847202816 is an abundant number, since it is smaller than the sum of its proper divisors (4297899604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3847202816 is a wasteful number, since it uses less digits than its factorization.

3847202816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110540 (or 110520 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 3847202816 is about 62025.8237833243. The cubic root of 3847202816 is about 1566.9255446254.

The spelling of 3847202816 in words is "three billion, eight hundred forty-seven million, two hundred two thousand, eight hundred sixteen".