3918622056 has 32 divisors (see below), whose sum is σ = 10222493760. Its totient is φ = 1249415552.

The previous prime is 3918622051. The next prime is 3918622061. The reversal of 3918622056 is 6502268193.

3918622056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3918622051) and next prime (3918622061).

It is a junction number, because it is equal to n+sod(n) for n = 3918621999 and 3918622017.

It is not an unprimeable number, because it can be changed into a prime (3918622051) 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, 3548925 + ... + 3550028.

It is an arithmetic number, because the mean of its divisors is an integer number (319452930).

Almost surely, 2^3918622056 is an apocalyptic number.

It is an amenable number.

3918622056 is an abundant number, since it is smaller than the sum of its proper divisors (6303871704).

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

3918622056 is a wasteful number, since it uses less digits than its factorization.

3918622056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7098985 (or 7098981 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 3918622056 is about 62598.8982011664. The cubic root of 3918622056 is about 1576.5622601943.

The spelling of 3918622056 in words is "three billion, nine hundred eighteen million, six hundred twenty-two thousand, fifty-six".