3946442 has 8 divisors (see below), whose sum is σ = 5951232. Its totient is φ = 1962700.

The previous prime is 3946429. The next prime is 3946447. The reversal of 3946442 is 2446493.

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

It is a junction number, because it is equal to n+sod(n) for n = 3946399 and 3946408.

It is not an unprimeable number, because it can be changed into a prime (3946447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4784 + ... + 5547.

It is an arithmetic number, because the mean of its divisors is an integer number (743904).

Almost surely, 2^3946442 is an apocalyptic number.

3946442 is a deficient number, since it is larger than the sum of its proper divisors (2004790).

3946442 is a wasteful number, since it uses less digits than its factorization.

3946442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10524.

The product of its digits is 20736, while the sum is 32.

The square root of 3946442 is about 1986.5653777311. The cubic root of 3946442 is about 158.0284358370.

The spelling of 3946442 in words is "three million, nine hundred forty-six thousand, four hundred forty-two".