3964265 has 8 divisors (see below), whose sum is σ = 4822728. Its totient is φ = 3127680.

The previous prime is 3964237. The next prime is 3964273. The reversal of 3964265 is 5624693.

It can be written as a sum of positive squares in 4 ways, for example, as 350464 + 3613801 = 592^2 + 1901^2 .

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

It is not a de Polignac number, because 3964265 - 2⁶ = 3964201 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 3⁷ + 9⁵ + 6⁸ + 4⁷ + 2¹⁹ + 6⁸ + 5⁵ .

It is a Duffinian 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, 5066 + ... + 5795.

It is an arithmetic number, because the mean of its divisors is an integer number (602841).

Almost surely, 2^3964265 is an apocalyptic number.

It is an amenable number.

3964265 is a deficient number, since it is larger than the sum of its proper divisors (858463).

3964265 is a wasteful number, since it uses less digits than its factorization.

3964265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10939.

The product of its digits is 38880, while the sum is 35.

The square root of 3964265 is about 1991.0462073995. The cubic root of 3964265 is about 158.2659756580.

The spelling of 3964265 in words is "three million, nine hundred sixty-four thousand, two hundred sixty-five".