3965225 has 12 divisors (see below), whose sum is σ = 5364240. Its totient is φ = 2883600.

The previous prime is 3965219. The next prime is 3965231. The reversal of 3965225 is 5225693.

It is an interprime number because it is at equal distance from previous prime (3965219) and next prime (3965231).

It is not a de Polignac number, because 3965225 - 2⁶ = 3965161 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3965191 and 3965200.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6935 + ... + 7484.

It is an arithmetic number, because the mean of its divisors is an integer number (447020).

Almost surely, 2^3965225 is an apocalyptic number.

It is an amenable number.

3965225 is a deficient number, since it is larger than the sum of its proper divisors (1399015).

3965225 is a wasteful number, since it uses less digits than its factorization.

3965225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14440 (or 14435 counting only the distinct ones).

The product of its digits is 16200, while the sum is 32.

The square root of 3965225 is about 1991.2872720931. The cubic root of 3965225 is about 158.2787500373.

The spelling of 3965225 in words is "three million, nine hundred sixty-five thousand, two hundred twenty-five".