3966735 has 16 divisors (see below), whose sum is σ = 6443136. Its totient is φ = 2083488.

The previous prime is 3966727. The next prime is 3966761. The reversal of 3966735 is 5376693.

It is not a de Polignac number, because 3966735 - 2³ = 3966727 is a prime.

It is a d-powerful number, because it can be written as 3¹⁰ + 9² + 6⁸ + 6⁸ + 7⁵ + 3¹² + 5³ .

It is a junction number, because it is equal to n+sod(n) for n = 3966693 and 3966702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 969 + ... + 2978.

It is an arithmetic number, because the mean of its divisors is an integer number (402696).

Almost surely, 2^3966735 is an apocalyptic number.

3966735 is a deficient number, since it is larger than the sum of its proper divisors (2476401).

3966735 is a wasteful number, since it uses less digits than its factorization.

3966735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4022.

The product of its digits is 102060, while the sum is 39.

The square root of 3966735 is about 1991.6663877266. Note that the first 3 decimals coincide. The cubic root of 3966735 is about 158.2988388999.

The spelling of 3966735 in words is "three million, nine hundred sixty-six thousand, seven hundred thirty-five".