3956633 has 4 divisors (see below), whose sum is σ = 3969588. Its totient is φ = 3943680.

The previous prime is 3956587. The next prime is 3956639. The reversal of 3956633 is 3366593.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3366593 = 37 ⋅90989.

It can be written as a sum of positive squares in 2 ways, for example, as 8464 + 3948169 = 92^2 + 1987^2 .

It is a cyclic number.

It is not a de Polignac number, because 3956633 - 2⁶ = 3956569 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3956593 and 3956602.

It is not an unprimeable number, because it can be changed into a prime (3956639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6008 + ... + 6633.

It is an arithmetic number, because the mean of its divisors is an integer number (992397).

Almost surely, 2^3956633 is an apocalyptic number.

It is an amenable number.

3956633 is a deficient number, since it is larger than the sum of its proper divisors (12955).

3956633 is a wasteful number, since it uses less digits than its factorization.

3956633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12954.

The product of its digits is 43740, while the sum is 35.

The square root of 3956633 is about 1989.1287037293. The cubic root of 3956633 is about 158.1643458984.

The spelling of 3956633 in words is "three million, nine hundred fifty-six thousand, six hundred thirty-three".