3705239136 has 96 divisors (see below), whose sum is σ = 10052114688. Its totient is φ = 1194278400.

The previous prime is 3705239113. The next prime is 3705239137. The reversal of 3705239136 is 6319325073.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 3705239094 and 3705239103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3705239137) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 412485 + ... + 421371.

It is an arithmetic number, because the mean of its divisors is an integer number (104709528).

Almost surely, 2^3705239136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3705239136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5026057344).

3705239136 is an abundant number, since it is smaller than the sum of its proper divisors (6346875552).

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

3705239136 is a wasteful number, since it uses less digits than its factorization.

3705239136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9044 (or 9036 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 39.

The square root of 3705239136 is about 60870.6755014268. The cubic root of 3705239136 is about 1547.4100536942.

The spelling of 3705239136 in words is "three billion, seven hundred five million, two hundred thirty-nine thousand, one hundred thirty-six".