3699723726 has 12 divisors (see below), whose sum is σ = 8016068112. Its totient is φ = 1233241236.

The previous prime is 3699723667. The next prime is 3699723751. The reversal of 3699723726 is 6273279963.

It is a Curzon number.

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 5 ways as a sum of consecutive naturals, for example, 102770086 + ... + 102770121.

It is an arithmetic number, because the mean of its divisors is an integer number (668005676).

Almost surely, 2^3699723726 is an apocalyptic number.

3699723726 is an abundant number, since it is smaller than the sum of its proper divisors (4316344386).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3699723726 is a wasteful number, since it uses less digits than its factorization.

3699723726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205540215 (or 205540212 counting only the distinct ones).

The product of its digits is 5143824, while the sum is 54.

The square root of 3699723726 is about 60825.3543022973. The cubic root of 3699723726 is about 1546.6418766360.

The spelling of 3699723726 in words is "three billion, six hundred ninety-nine million, seven hundred twenty-three thousand, seven hundred twenty-six".