3966325 has 12 divisors (see below), whose sum is σ = 5365728. Its totient is φ = 2884400.

The previous prime is 3966323. The next prime is 3966329. The reversal of 3966325 is 5236693.

3966325 = T₂₈₇ + T₂₈₈ + ... + T₃₆₁.

It is not a de Polignac number, because 3966325 - 2¹ = 3966323 is a prime.

It is a Duffinian number.

3966325 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3966323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6937 + ... + 7486.

It is an arithmetic number, because the mean of its divisors is an integer number (447144).

Almost surely, 2^3966325 is an apocalyptic number.

It is an amenable number.

3966325 is a deficient number, since it is larger than the sum of its proper divisors (1399403).

3966325 is a wasteful number, since it uses less digits than its factorization.

3966325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14444 (or 14439 counting only the distinct ones).

The product of its digits is 29160, while the sum is 34.

The square root of 3966325 is about 1991.5634561821. The cubic root of 3966325 is about 158.2933848123.

It can be divided in two parts, 39 and 66325, that multiplied together give a triangular number (2586675 = T₂₂₇₄).

The spelling of 3966325 in words is "three million, nine hundred sixty-six thousand, three hundred twenty-five".