3728936 has 16 divisors (see below), whose sum is σ = 7233300. Its totient is φ = 1800064.

The previous prime is 3728911. The next prime is 3728939. The reversal of 3728936 is 6398273.

It can be written as a sum of positive squares in 2 ways, for example, as 3632836 + 96100 = 1906^2 + 310^2 .

It is a d-powerful number, because it can be written as 3¹³ + 7² + 2⁹ + 8³ + 9⁶ + 3¹³ + 6⁵ .

It is a self number, because there is not a number n which added to its sum of digits gives 3728936.

It is not an unprimeable number, because it can be changed into a prime (3728939) 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, 7805 + ... + 8268.

Almost surely, 2^3728936 is an apocalyptic number.

It is an amenable number.

3728936 is a deficient number, since it is larger than the sum of its proper divisors (3504364).

3728936 is a wasteful number, since it uses less digits than its factorization.

3728936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16108 (or 16104 counting only the distinct ones).

The product of its digits is 54432, while the sum is 38.

The square root of 3728936 is about 1931.0453127775. The cubic root of 3728936 is about 155.0701867358.

It can be divided in two parts, 3728 and 936, that added together give a palindrome (4664).

The spelling of 3728936 in words is "three million, seven hundred twenty-eight thousand, nine hundred thirty-six".