3728932 has 12 divisors (see below), whose sum is σ = 6555276. Its totient is φ = 1856000.

The previous prime is 3728911. The next prime is 3728939. The reversal of 3728932 is 2398273.

It can be written as a sum of positive squares in 2 ways, for example, as 401956 + 3326976 = 634^2 + 1824^2 .

It is a d-powerful number, because it can be written as 3⁴ + 7⁷ + 2⁸ + 8⁶ + 9 + 3¹³ + 2²⁰ .

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, 1069 + ... + 2932.

It is an arithmetic number, because the mean of its divisors is an integer number (546273).

Almost surely, 2^3728932 is an apocalyptic number.

It is an amenable number.

3728932 is a deficient number, since it is larger than the sum of its proper divisors (2826344).

3728932 is a wasteful number, since it uses less digits than its factorization.

3728932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4238 (or 4236 counting only the distinct ones).

The product of its digits is 18144, while the sum is 34.

The square root of 3728932 is about 1931.0442770688. The cubic root of 3728932 is about 155.0701312882.

It can be divided in two parts, 3728 and 932, that multiplied together give a square (3474496 = 1864²).

The spelling of 3728932 in words is "three million, seven hundred twenty-eight thousand, nine hundred thirty-two".