3729328 has 10 divisors (see below), whose sum is σ = 7225604. Its totient is φ = 1864656.

The previous prime is 3729317. The next prime is 3729329. The reversal of 3729328 is 8239273.

It is a d-powerful number, because it can be written as 3⁶ + 7⁷ + 2² + 9 + 3¹³ + 2²⁰ + 8⁶ .

It is a junction number, because it is equal to n+sod(n) for n = 3729293 and 3729302.

It is not an unprimeable number, because it can be changed into a prime (3729329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116526 + ... + 116557.

Almost surely, 2^3729328 is an apocalyptic number.

It is an amenable number.

3729328 is a deficient number, since it is larger than the sum of its proper divisors (3496276).

3729328 is a wasteful number, since it uses less digits than its factorization.

3729328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233091 (or 233085 counting only the distinct ones).

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

The square root of 3729328 is about 1931.1468095409. The cubic root of 3729328 is about 155.0756204022.

The spelling of 3729328 in words is "three million, seven hundred twenty-nine thousand, three hundred twenty-eight".