3729347 has 4 divisors (see below), whose sum is σ = 3816120. Its totient is φ = 3642576.

The previous prime is 3729337. The next prime is 3729373. The reversal of 3729347 is 7439273.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3729347 - 2¹² = 3725251 is a prime.

It is a d-powerful number, because it can be written as 3⁴ + 7⁵ + 2²¹ + 9² + 3¹³ + 4⁶ + 7⁵ .

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (3729317) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 43322 + ... + 43407.

It is an arithmetic number, because the mean of its divisors is an integer number (954030).

Almost surely, 2^3729347 is an apocalyptic number.

3729347 is a deficient number, since it is larger than the sum of its proper divisors (86773).

3729347 is an equidigital number, since it uses as much as digits as its factorization.

3729347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86772.

The product of its digits is 31752, while the sum is 35.

The square root of 3729347 is about 1931.1517288913. The cubic root of 3729347 is about 155.0758837590.

The spelling of 3729347 in words is "three million, seven hundred twenty-nine thousand, three hundred forty-seven".