3928468 has 6 divisors (see below), whose sum is σ = 6874826. Its totient is φ = 1964232.

The previous prime is 3928453. The next prime is 3928487. The reversal of 3928468 is 8648293.

It can be written as a sum of positive squares in only one way, i.e., 3928324 + 144 = 1982^2 + 12^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3928468.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 491055 + ... + 491062.

Almost surely, 2^3928468 is an apocalyptic number.

It is an amenable number.

3928468 is a deficient number, since it is larger than the sum of its proper divisors (2946358).

3928468 is a wasteful number, since it uses less digits than its factorization.

3928468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982121 (or 982119 counting only the distinct ones).

The product of its digits is 82944, while the sum is 40.

The square root of 3928468 is about 1982.0363266096. The cubic root of 3928468 is about 157.7881581186.

The spelling of 3928468 in words is "three million, nine hundred twenty-eight thousand, four hundred sixty-eight".