3965401 has 8 divisors (see below), whose sum is σ = 4443264. Its totient is φ = 3507120.

The previous prime is 3965393. The next prime is 3965419. The reversal of 3965401 is 1045693.

3965401 = 194² + 195² + ... + 267².

3965401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3965401 - 2³ = 3965393 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3965401.

It is not an unprimeable number, because it can be changed into a prime (3965441) by changing a digit.

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, 4465 + ... + 5278.

It is an arithmetic number, because the mean of its divisors is an integer number (555408).

Almost surely, 2^3965401 is an apocalyptic number.

It is an amenable number.

3965401 is a deficient number, since it is larger than the sum of its proper divisors (477863).

3965401 is a wasteful number, since it uses less digits than its factorization.

3965401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9791.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 3965401 is about 1991.3314641214. The cubic root of 3965401 is about 158.2810917831.

The spelling of 3965401 in words is "three million, nine hundred sixty-five thousand, four hundred one".