3726726365 has 32 divisors (see below), whose sum is σ = 4703529600. Its totient is φ = 2831431680.

The previous prime is 3726726347. The next prime is 3726726371. The reversal of 3726726365 is 5636276273.

It is not a de Polignac number, because 3726726365 - 2⁶ = 3726726301 is a prime.

It is a super-2 number, since 2×3726726365² = 27776978799172226450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3692981 + ... + 3693989.

It is an arithmetic number, because the mean of its divisors is an integer number (146985300).

Almost surely, 2^3726726365 is an apocalyptic number.

It is an amenable number.

3726726365 is a deficient number, since it is larger than the sum of its proper divisors (976803235).

3726726365 is a wasteful number, since it uses less digits than its factorization.

3726726365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1517.

The product of its digits is 1905120, while the sum is 47.

The square root of 3726726365 is about 61046.9193735441. The cubic root of 3726726365 is about 1550.3955098921.

The spelling of 3726726365 in words is "three billion, seven hundred twenty-six million, seven hundred twenty-six thousand, three hundred sixty-five".