3729718633 has 2 divisors, whose sum is σ = 3729718634. Its totient is φ = 3729718632.

The previous prime is 3729718609. The next prime is 3729718661. The reversal of 3729718633 is 3368179273.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2409631744 + 1320086889 = 49088^2 + 36333^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3729718633 is a prime.

It is not a weakly prime, because it can be changed into another prime (3729718673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1864859316 + 1864859317.

It is an arithmetic number, because the mean of its divisors is an integer number (1864859317).

Almost surely, 2^3729718633 is an apocalyptic number.

It is an amenable number.

3729718633 is a deficient number, since it is larger than the sum of its proper divisors (1).

3729718633 is an equidigital number, since it uses as much as digits as its factorization.

3729718633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1143072, while the sum is 49.

The square root of 3729718633 is about 61071.4223921467. The cubic root of 3729718633 is about 1550.8103474138.

The spelling of 3729718633 in words is "three billion, seven hundred twenty-nine million, seven hundred eighteen thousand, six hundred thirty-three".