3895620 has 24 divisors (see below), whose sum is σ = 10907904. Its totient is φ = 1038816.

The previous prime is 3895603. The next prime is 3895667. The reversal of 3895620 is 265983.

It is a happy number.

3895620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32404 + ... + 32523.

It is an arithmetic number, because the mean of its divisors is an integer number (454496).

Almost surely, 2^3895620 is an apocalyptic number.

3895620 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3895620 is an abundant number, since it is smaller than the sum of its proper divisors (7012284).

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

3895620 is a wasteful number, since it uses less digits than its factorization.

3895620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64939 (or 64937 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 3895620 is about 1973.7325046723. The cubic root of 3895620 is about 157.3471432067.

The spelling of 3895620 in words is "three million, eight hundred ninety-five thousand, six hundred twenty".