3945333 has 12 divisors (see below), whose sum is σ = 6119520. Its totient is φ = 2254392.

The previous prime is 3945329. The next prime is 3945341. The reversal of 3945333 is 3335493.

It is not a de Polignac number, because 3945333 - 2² = 3945329 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3945333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3945313) 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 11 ways as a sum of consecutive naturals, for example, 13273 + ... + 13566.

It is an arithmetic number, because the mean of its divisors is an integer number (509960).

Almost surely, 2^3945333 is an apocalyptic number.

It is an amenable number.

3945333 is a deficient number, since it is larger than the sum of its proper divisors (2174187).

3945333 is a wasteful number, since it uses less digits than its factorization.

3945333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26856 (or 26849 counting only the distinct ones).

The product of its digits is 14580, while the sum is 30.

The square root of 3945333 is about 1986.2862331497. The cubic root of 3945333 is about 158.0136317887.

It can be divided in two parts, 3945 and 333, that added together give a triangular number (4278 = T₉₂).

The spelling of 3945333 in words is "three million, nine hundred forty-five thousand, three hundred thirty-three".