3895993 has 8 divisors (see below), whose sum is σ = 4088448. Its totient is φ = 3705504.

The previous prime is 3895981. The next prime is 3895999. The reversal of 3895993 is 3995983.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3895993 - 2⁹ = 3895481 is a prime.

It is a super-2 number, since 2×3895993² = 30357522912098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3895999) 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, 4996 + ... + 5722.

It is an arithmetic number, because the mean of its divisors is an integer number (511056).

Almost surely, 2^3895993 is an apocalyptic number.

It is an amenable number.

3895993 is a deficient number, since it is larger than the sum of its proper divisors (192455).

3895993 is a wasteful number, since it uses less digits than its factorization.

3895993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983.

The product of its digits is 262440, while the sum is 46.

The square root of 3895993 is about 1973.8269934318. The cubic root of 3895993 is about 157.3521649672.

The spelling of 3895993 in words is "three million, eight hundred ninety-five thousand, nine hundred ninety-three".