3847506340 has 12 divisors (see below), whose sum is σ = 8079763356. Its totient is φ = 1539002528.

The previous prime is 3847506337. The next prime is 3847506347. The reversal of 3847506340 is 436057483.

It can be written as a sum of positive squares in 2 ways, for example, as 544475556 + 3303030784 = 23334^2 + 57472^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3847506293 and 3847506302.

It is not an unprimeable number, because it can be changed into a prime (3847506347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96187639 + ... + 96187678.

It is an arithmetic number, because the mean of its divisors is an integer number (673313613).

Almost surely, 2^3847506340 is an apocalyptic number.

It is an amenable number.

3847506340 is an abundant number, since it is smaller than the sum of its proper divisors (4232257016).

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

3847506340 is a wasteful number, since it uses less digits than its factorization.

3847506340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192375326 (or 192375324 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The square root of 3847506340 is about 62028.2704901563. The cubic root of 3847506340 is about 1566.9667509273.

The spelling of 3847506340 in words is "three billion, eight hundred forty-seven million, five hundred six thousand, three hundred forty".