3946823 has 8 divisors (see below), whose sum is σ = 4148448. Its totient is φ = 3747744.

The previous prime is 3946801. The next prime is 3946829. The reversal of 3946823 is 3286493.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3946823 - 2⁶ = 3946759 is a prime.

It is a d-powerful number, because it can be written as 3⁷ + 9³ + 4⁷ + 6⁸ + 8⁷ + 2¹⁷ + 3⁹ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3946829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3065 + ... + 4157.

It is an arithmetic number, because the mean of its divisors is an integer number (518556).

Almost surely, 2^3946823 is an apocalyptic number.

3946823 is a deficient number, since it is larger than the sum of its proper divisors (201625).

3946823 is a wasteful number, since it uses less digits than its factorization.

3946823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1273.

The product of its digits is 31104, while the sum is 35.

The square root of 3946823 is about 1986.6612695676. The cubic root of 3946823 is about 158.0335211684.

The spelling of 3946823 in words is "three million, nine hundred forty-six thousand, eight hundred twenty-three".