3946402 has 8 divisors (see below), whose sum is σ = 6045696. Its totient is φ = 1931172.

The previous prime is 3946399. The next prime is 3946403. The reversal of 3946402 is 2046493.

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

It is not an unprimeable number, because it can be changed into a prime (3946403) 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, 20898 + ... + 21085.

It is an arithmetic number, because the mean of its divisors is an integer number (755712).

Almost surely, 2^3946402 is an apocalyptic number.

3946402 is a deficient number, since it is larger than the sum of its proper divisors (2099294).

3946402 is a wasteful number, since it uses less digits than its factorization.

3946402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42032.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 3946402 is about 1986.5553100782. Note that the first 3 decimals coincide. The cubic root of 3946402 is about 158.0279019249.

The spelling of 3946402 in words is "three million, nine hundred forty-six thousand, four hundred two".