3856055240 has 16 divisors (see below), whose sum is σ = 8676124380. Its totient is φ = 1542422080.

The previous prime is 3856055191. The next prime is 3856055297. The reversal of 3856055240 is 425506583.

It can be written as a sum of positive squares in 2 ways, for example, as 3565761796 + 290293444 = 59714^2 + 17038^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3856055194 and 3856055203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48200651 + ... + 48200730.

Almost surely, 2^3856055240 is an apocalyptic number.

It is an amenable number.

3856055240 is an abundant number, since it is smaller than the sum of its proper divisors (4820069140).

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

3856055240 is a wasteful number, since it uses less digits than its factorization.

3856055240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96401392 (or 96401388 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 38.

The square root of 3856055240 is about 62097.1435735977. The cubic root of 3856055240 is about 1568.1264572886.

The spelling of 3856055240 in words is "three billion, eight hundred fifty-six million, fifty-five thousand, two hundred forty".