3687435 has 12 divisors (see below), whose sum is σ = 6391632. Its totient is φ = 1966608.

The previous prime is 3687433. The next prime is 3687443. The reversal of 3687435 is 5347863.

It is a happy number.

It is not a de Polignac number, because 3687435 - 2¹ = 3687433 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 3687435.

It is not an unprimeable number, because it can be changed into a prime (3687433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40927 + ... + 41016.

It is an arithmetic number, because the mean of its divisors is an integer number (532636).

Almost surely, 2^3687435 is an apocalyptic number.

3687435 is a deficient number, since it is larger than the sum of its proper divisors (2704197).

3687435 is a wasteful number, since it uses less digits than its factorization.

3687435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81954 (or 81951 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 3687435 is about 1920.2695123341. The cubic root of 3687435 is about 154.4927573819.

The spelling of 3687435 in words is "three million, six hundred eighty-seven thousand, four hundred thirty-five".