3658085 has 8 divisors (see below), whose sum is σ = 4416120. Its totient is φ = 2908864.

The previous prime is 3658073. The next prime is 3658087. The reversal of 3658085 is 5808563.

It can be written as a sum of positive squares in 4 ways, for example, as 2328676 + 1329409 = 1526^2 + 1153^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3658085 - 2⁶ = 3658021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3658087) 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 7 ways as a sum of consecutive naturals, for example, 1250 + ... + 2979.

It is an arithmetic number, because the mean of its divisors is an integer number (552015).

Almost surely, 2^3658085 is an apocalyptic number.

It is an amenable number.

3658085 is a deficient number, since it is larger than the sum of its proper divisors (758035).

3658085 is a wasteful number, since it uses less digits than its factorization.

3658085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4407.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 3658085 is about 1912.6120882186. The cubic root of 3658085 is about 154.0817719433.

The spelling of 3658085 in words is "three million, six hundred fifty-eight thousand, eighty-five".