3537605 has 8 divisors (see below), whose sum is σ = 4263192. Its totient is φ = 2818048.

The previous prime is 3537601. The next prime is 3537631. The reversal of 3537605 is 5067353.

It can be written as a sum of positive squares in 4 ways, for example, as 2208196 + 1329409 = 1486^2 + 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 3537605 - 2² = 3537601 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3537601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92 + ... + 2661.

It is an arithmetic number, because the mean of its divisors is an integer number (532899).

Almost surely, 2^3537605 is an apocalyptic number.

It is an amenable number.

3537605 is a deficient number, since it is larger than the sum of its proper divisors (725587).

3537605 is a wasteful number, since it uses less digits than its factorization.

3537605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3015.

The product of its (nonzero) digits is 9450, while the sum is 29.

The square root of 3537605 is about 1880.8522004666. The cubic root of 3537605 is about 152.3712790006.

The spelling of 3537605 in words is "three million, five hundred thirty-seven thousand, six hundred five".