3956229 has 8 divisors (see below), whose sum is σ = 5861120. Its totient is φ = 2637468.

The previous prime is 3956221. The next prime is 3956233. The reversal of 3956229 is 9226593.

3956229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3956229 - 2³ = 3956221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3956193 and 3956202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3956221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73237 + ... + 73290.

It is an arithmetic number, because the mean of its divisors is an integer number (732640).

Almost surely, 2^3956229 is an apocalyptic number.

It is an amenable number.

3956229 is a deficient number, since it is larger than the sum of its proper divisors (1904891).

3956229 is a wasteful number, since it uses less digits than its factorization.

3956229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146536 (or 146530 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The square root of 3956229 is about 1989.0271491360. The cubic root of 3956229 is about 158.1589624852.

The spelling of 3956229 in words is "three million, nine hundred fifty-six thousand, two hundred twenty-nine".