3928946 has 8 divisors (see below), whose sum is σ = 6735360. Its totient is φ = 1683828.

The previous prime is 3928937. The next prime is 3928961. The reversal of 3928946 is 6498293.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140306 + ... + 140333.

It is an arithmetic number, because the mean of its divisors is an integer number (841920).

Almost surely, 2^3928946 is an apocalyptic number.

3928946 is a deficient number, since it is larger than the sum of its proper divisors (2806414).

3928946 is a wasteful number, since it uses less digits than its factorization.

3928946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280648.

The product of its digits is 93312, while the sum is 41.

The square root of 3928946 is about 1982.1569059991. The cubic root of 3928946 is about 157.7945575327.

The spelling of 3928946 in words is "three million, nine hundred twenty-eight thousand, nine hundred forty-six".