3747329 has 2 divisors, whose sum is σ = 3747330. Its totient is φ = 3747328.

The previous prime is 3747319. The next prime is 3747343. The reversal of 3747329 is 9237473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2640625 + 1106704 = 1625^2 + 1052^2 .

It is a cyclic number.

It is not a de Polignac number, because 3747329 - 2¹⁶ = 3681793 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3747319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1873664 + 1873665.

It is an arithmetic number, because the mean of its divisors is an integer number (1873665).

Almost surely, 2^3747329 is an apocalyptic number.

It is an amenable number.

3747329 is a deficient number, since it is larger than the sum of its proper divisors (1).

3747329 is an equidigital number, since it uses as much as digits as its factorization.

3747329 is an odious number, because the sum of its binary digits is odd.

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

The square root of 3747329 is about 1935.8019010219. The cubic root of 3747329 is about 155.3247302343.

The spelling of 3747329 in words is "three million, seven hundred forty-seven thousand, three hundred twenty-nine".