3941428 has 12 divisors (see below), whose sum is σ = 6928740. Its totient is φ = 1961792.

The previous prime is 3941411. The next prime is 3941437. The reversal of 3941428 is 8241493.

It can be written as a sum of positive squares in 2 ways, for example, as 2748964 + 1192464 = 1658^2 + 1092^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3941428.

It is a congruent number.

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, 1183 + ... + 3046.

It is an arithmetic number, because the mean of its divisors is an integer number (577395).

Almost surely, 2^3941428 is an apocalyptic number.

It is an amenable number.

3941428 is a deficient number, since it is larger than the sum of its proper divisors (2987312).

3941428 is a wasteful number, since it uses less digits than its factorization.

3941428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4466 (or 4464 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 3941428 is about 1985.3029995444. The cubic root of 3941428 is about 157.9614818246.

The spelling of 3941428 in words is "three million, nine hundred forty-one thousand, four hundred twenty-eight".