3728762 has 16 divisors (see below), whose sum is σ = 5900040. Its totient is φ = 1764672.

The previous prime is 3728759. The next prime is 3728779. The reversal of 3728762 is 2678273.

It is a Cunningham number, because it is equal to 1931²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 2686321 + 1042441 = 1639^2 + 1021^2 .

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 in 7 ways as a sum of consecutive naturals, for example, 2468 + ... + 3680.

Almost surely, 2^3728762 is an apocalyptic number.

3728762 is a deficient number, since it is larger than the sum of its proper divisors (2171278).

3728762 is a wasteful number, since it uses less digits than its factorization.

3728762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297.

The product of its digits is 28224, while the sum is 35.

The square root of 3728762 is about 1931.0002589332. Note that the first 3 decimals coincide. The cubic root of 3728762 is about 155.0677747312.

The spelling of 3728762 in words is "three million, seven hundred twenty-eight thousand, seven hundred sixty-two".