3729726523 has 2 divisors, whose sum is σ = 3729726524. Its totient is φ = 3729726522.

The previous prime is 3729726487. The next prime is 3729726563. The reversal of 3729726523 is 3256279273.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3729726523 - 2¹³ = 3729718331 is a prime.

It is not a weakly prime, because it can be changed into another prime (3729726563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1864863261 + 1864863262.

It is an arithmetic number, because the mean of its divisors is an integer number (1864863262).

Almost surely, 2^3729726523 is an apocalyptic number.

3729726523 is a deficient number, since it is larger than the sum of its proper divisors (1).

3729726523 is an equidigital number, since it uses as much as digits as its factorization.

3729726523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 952560, while the sum is 46.

The square root of 3729726523 is about 61071.4869886103. The cubic root of 3729726523 is about 1550.8114409624.

The spelling of 3729726523 in words is "three billion, seven hundred twenty-nine million, seven hundred twenty-six thousand, five hundred twenty-three".