3537685 has 8 divisors (see below), whose sum is σ = 4349016. Its totient is φ = 2760960.

The previous prime is 3537673. The next prime is 3537701. The reversal of 3537685 is 5867353.

It can be written as a sum of positive squares in 4 ways, for example, as 236196 + 3301489 = 486^2 + 1817^2 .

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

It is not a de Polignac number, because 3537685 - 2²¹ = 1440533 is a prime.

It is a d-powerful number, because it can be written as 3² + 5⁴ + 3¹³ + 7³ + 6⁸ + 8⁶ + 5⁴ .

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8424 + ... + 8833.

It is an arithmetic number, because the mean of its divisors is an integer number (543627).

Almost surely, 2^3537685 is an apocalyptic number.

It is an amenable number.

3537685 is a deficient number, since it is larger than the sum of its proper divisors (811331).

3537685 is a wasteful number, since it uses less digits than its factorization.

3537685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17303.

The product of its digits is 75600, while the sum is 37.

The square root of 3537685 is about 1880.8734673018. The cubic root of 3537685 is about 152.3724275752.

The spelling of 3537685 in words is "three million, five hundred thirty-seven thousand, six hundred eighty-five".