3842856288 has 72 divisors (see below), whose sum is σ = 11091284568. Its totient is φ = 1261827072.

The previous prime is 3842856287. The next prime is 3842856289. The reversal of 3842856288 is 8826582483.

3842856288 is a `hidden beast` number, since 3 + 8 + 4 + 2 + 8 + 5 + 628 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (3842856287) and next prime (3842856289).

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×3842856288² = 29535088900442277888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3842856287) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80281 + ... + 118872.

It is an arithmetic number, because the mean of its divisors is an integer number (154045619).

Almost surely, 2^3842856288 is an apocalyptic number.

It is an amenable number.

3842856288 is an abundant number, since it is smaller than the sum of its proper divisors (7248428280).

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

3842856288 is a wasteful number, since it uses less digits than its factorization.

3842856288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199236 (or 199225 counting only the distinct ones).

The product of its digits is 5898240, while the sum is 54.

The square root of 3842856288 is about 61990.7758299572. The cubic root of 3842856288 is about 1566.3352237637.

The spelling of 3842856288 in words is "three billion, eight hundred forty-two million, eight hundred fifty-six thousand, two hundred eighty-eight".