3729343687 has 2 divisors, whose sum is σ = 3729343688. Its totient is φ = 3729343686.

The previous prime is 3729343661. The next prime is 3729343691. The reversal of 3729343687 is 7863439273.

It is a happy number.

3729343687 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3729343687 - 2¹¹ = 3729341639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3729343987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1864671843 + 1864671844.

It is an arithmetic number, because the mean of its divisors is an integer number (1864671844).

Almost surely, 2^3729343687 is an apocalyptic number.

3729343687 is a deficient number, since it is larger than the sum of its proper divisors (1).

3729343687 is an equidigital number, since it uses as much as digits as its factorization.

3729343687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4572288, while the sum is 52.

The square root of 3729343687 is about 61068.3525813494. The cubic root of 3729343687 is about 1550.7583783799.

The spelling of 3729343687 in words is "three billion, seven hundred twenty-nine million, three hundred forty-three thousand, six hundred eighty-seven".