3728776 has 16 divisors (see below), whose sum is σ = 7035840. Its totient is φ = 1852560.

The previous prime is 3728759. The next prime is 3728779. The reversal of 3728776 is 6778273.

It is a d-powerful number, because it can be written as 3¹³ + 7³ + 2¹¹ + 8⁷ + 7⁵ + 7⁵ + 6⁴ .

It is not an unprimeable number, because it can be changed into a prime (3728779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60 + ... + 2731.

It is an arithmetic number, because the mean of its divisors is an integer number (439740).

Almost surely, 2^3728776 is an apocalyptic number.

It is an amenable number.

3728776 is a deficient number, since it is larger than the sum of its proper divisors (3307064).

3728776 is a wasteful number, since it uses less digits than its factorization.

3728776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2964 (or 2960 counting only the distinct ones).

The product of its digits is 98784, while the sum is 40.

The square root of 3728776 is about 1931.0038839940. The cubic root of 3728776 is about 155.0679688033.

The spelling of 3728776 in words is "three million, seven hundred twenty-eight thousand, seven hundred seventy-six".