3955897 has 8 divisors (see below), whose sum is σ = 4357152. Its totient is φ = 3561600.

The previous prime is 3955877. The next prime is 3955909. The reversal of 3955897 is 7985593.

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 3955897 - 2¹¹ = 3953849 is a prime.

It is a super-3 number, since 3×3955897³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

3955897 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3955877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504 + ... + 2857.

It is an arithmetic number, because the mean of its divisors is an integer number (544644).

Almost surely, 2^3955897 is an apocalyptic number.

It is an amenable number.

3955897 is a deficient number, since it is larger than the sum of its proper divisors (401255).

3955897 is a wasteful number, since it uses less digits than its factorization.

3955897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3479.

The product of its digits is 340200, while the sum is 46.

The square root of 3955897 is about 1988.9436894995. The cubic root of 3955897 is about 158.1545382179.

The spelling of 3955897 in words is "three million, nine hundred fifty-five thousand, eight hundred ninety-seven".