3895868070 has 128 divisors (see below), whose sum is σ = 11234764800. Its totient is φ = 956929536.

The previous prime is 3895868063. The next prime is 3895868083. The reversal of 3895868070 is 708685983.

It is a happy number.

3895868070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 3895867998 and 3895868016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 206701 + ... + 224759.

It is an arithmetic number, because the mean of its divisors is an integer number (87771600).

Almost surely, 2^3895868070 is an apocalyptic number.

3895868070 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3895868070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5617382400).

3895868070 is an abundant number, since it is smaller than the sum of its proper divisors (7338896730).

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

3895868070 is a wasteful number, since it uses less digits than its factorization.

3895868070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18139 (or 18133 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The square root of 3895868070 is about 62416.8893008936. The cubic root of 3895868070 is about 1573.5048304970.

The spelling of 3895868070 in words is "three billion, eight hundred ninety-five million, eight hundred sixty-eight thousand, seventy".