3705736 has 16 divisors (see below), whose sum is σ = 7188300. Its totient is φ = 1788864.

The previous prime is 3705719. The next prime is 3705739. The reversal of 3705736 is 6375073.

It can be written as a sum of positive squares in 2 ways, for example, as 3632836 + 72900 = 1906^2 + 270^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3705698 and 3705707.

It is not an unprimeable number, because it can be changed into a prime (3705739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7755 + ... + 8218.

Almost surely, 2^3705736 is an apocalyptic number.

It is an amenable number.

3705736 is a deficient number, since it is larger than the sum of its proper divisors (3482564).

3705736 is a wasteful number, since it uses less digits than its factorization.

3705736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16008 (or 16004 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 31.

The square root of 3705736 is about 1925.0288309529. The cubic root of 3705736 is about 154.7479218639.

The spelling of 3705736 in words is "three million, seven hundred five thousand, seven hundred thirty-six".