3956385 has 8 divisors (see below), whose sum is σ = 6330240. Its totient is φ = 2110064.

The previous prime is 3956353. The next prime is 3956401. The reversal of 3956385 is 5836593.

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 3956385 - 2⁵ = 3956353 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131865 + ... + 131894.

It is an arithmetic number, because the mean of its divisors is an integer number (791280).

Almost surely, 2^3956385 is an apocalyptic number.

It is an amenable number.

3956385 is a deficient number, since it is larger than the sum of its proper divisors (2373855).

3956385 is a wasteful number, since it uses less digits than its factorization.

3956385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263767.

The product of its digits is 97200, while the sum is 39.

The square root of 3956385 is about 1989.0663639004. The cubic root of 3956385 is about 158.1610412724.

The spelling of 3956385 in words is "three million, nine hundred fifty-six thousand, three hundred eighty-five".