3744021329 has 2 divisors, whose sum is σ = 3744021330. Its totient is φ = 3744021328.

The previous prime is 3744021301. The next prime is 3744021349. The reversal of 3744021329 is 9231204473.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2147859025 + 1596162304 = 46345^2 + 39952^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3744021329 is a prime.

It is not a weakly prime, because it can be changed into another prime (3744021349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1872010664 + 1872010665.

It is an arithmetic number, because the mean of its divisors is an integer number (1872010665).

Almost surely, 2^3744021329 is an apocalyptic number.

It is an amenable number.

3744021329 is a deficient number, since it is larger than the sum of its proper divisors (1).

3744021329 is an equidigital number, since it uses as much as digits as its factorization.

3744021329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 3744021329 is about 61188.4084529088. The cubic root of 3744021329 is about 1552.7901639901.

The spelling of 3744021329 in words is "three billion, seven hundred forty-four million, twenty-one thousand, three hundred twenty-nine".