3715506 has 24 divisors (see below), whose sum is σ = 8109504. Its totient is φ = 1229400.

The previous prime is 3715493. The next prime is 3715511. The reversal of 3715506 is 6055173.

3715506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3715506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2035 + ... + 3401.

It is an arithmetic number, because the mean of its divisors is an integer number (337896).

Almost surely, 2^3715506 is an apocalyptic number.

3715506 is an abundant number, since it is smaller than the sum of its proper divisors (4393998).

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

3715506 is a wasteful number, since it uses less digits than its factorization.

3715506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1526 (or 1523 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The square root of 3715506 is about 1927.5647849035. The cubic root of 3715506 is about 154.8837977481.

The spelling of 3715506 in words is "three million, seven hundred fifteen thousand, five hundred six".