3956471 has 2 divisors, whose sum is σ = 3956472. Its totient is φ = 3956470.

The previous prime is 3956453. The next prime is 3956501. The reversal of 3956471 is 1746593.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3956471 - 2¹⁰ = 3955447 is a prime.

It is a super-3 number, since 3×3956471³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3956401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1978235 + 1978236.

It is an arithmetic number, because the mean of its divisors is an integer number (1978236).

Almost surely, 2^3956471 is an apocalyptic number.

3956471 is a deficient number, since it is larger than the sum of its proper divisors (1).

3956471 is an equidigital number, since it uses as much as digits as its factorization.

3956471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 35.

The square root of 3956471 is about 1989.0879819656. The cubic root of 3956471 is about 158.1621872470.

The spelling of 3956471 in words is "three million, nine hundred fifty-six thousand, four hundred seventy-one".