3706587 has 16 divisors (see below), whose sum is σ = 5546880. Its totient is φ = 2446056.

The previous prime is 3706529. The next prime is 3706609. The reversal of 3706587 is 7856073.

3706587 is a `hidden beast` number, since 3 + 70 + 6 + 587 = 666.

It is not a de Polignac number, because 3706587 - 2¹⁶ = 3641051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3706487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2248 + ... + 3530.

It is an arithmetic number, because the mean of its divisors is an integer number (346680).

Almost surely, 2^3706587 is an apocalyptic number.

3706587 is the 963-rd decagonal number.

3706587 is a deficient number, since it is larger than the sum of its proper divisors (1840293).

3706587 is a wasteful number, since it uses less digits than its factorization.

3706587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1399 (or 1393 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 3706587 is about 1925.2498539151. The cubic root of 3706587 is about 154.7597666007.

The spelling of 3706587 in words is "three million, seven hundred six thousand, five hundred eighty-seven".