3912823 has 2 divisors, whose sum is σ = 3912824. Its totient is φ = 3912822.

The previous prime is 3912817. The next prime is 3912827. The reversal of 3912823 is 3282193.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3912823 - 2¹³ = 3904631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3912791 and 3912800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3912827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1956411 + 1956412.

It is an arithmetic number, because the mean of its divisors is an integer number (1956412).

Almost surely, 2^3912823 is an apocalyptic number.

3912823 is a deficient number, since it is larger than the sum of its proper divisors (1).

3912823 is an equidigital number, since it uses as much as digits as its factorization.

3912823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 28.

The square root of 3912823 is about 1978.0856907627. The cubic root of 3912823 is about 157.5784173207.

The spelling of 3912823 in words is "three million, nine hundred twelve thousand, eight hundred twenty-three".