3712685 has 4 divisors (see below), whose sum is σ = 4455228. Its totient is φ = 2970144.

The previous prime is 3712679. The next prime is 3712697. The reversal of 3712685 is 5862173.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2601769 + 1110916 = 1613^2 + 1054^2 .

It is a cyclic number.

It is not a de Polignac number, because 3712685 - 2⁴ = 3712669 is a prime.

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 3 ways as a sum of consecutive naturals, for example, 371264 + ... + 371273.

It is an arithmetic number, because the mean of its divisors is an integer number (1113807).

Almost surely, 2^3712685 is an apocalyptic number.

It is an amenable number.

3712685 is a deficient number, since it is larger than the sum of its proper divisors (742543).

3712685 is an equidigital number, since it uses as much as digits as its factorization.

3712685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742542.

The product of its digits is 10080, while the sum is 32.

The square root of 3712685 is about 1926.8328936366. The cubic root of 3712685 is about 154.8445892868.

The spelling of 3712685 in words is "three million, seven hundred twelve thousand, six hundred eighty-five".