3630887 has 8 divisors (see below), whose sum is σ = 4045440. Its totient is φ = 3235680.

The previous prime is 3630883. The next prime is 3630901. The reversal of 3630887 is 7880363.

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 3630887 - 2² = 3630883 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3630883) 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, 4439 + ... + 5192.

It is an arithmetic number, because the mean of its divisors is an integer number (505680).

Almost surely, 2^3630887 is an apocalyptic number.

3630887 is a deficient number, since it is larger than the sum of its proper divisors (414553).

3630887 is a wasteful number, since it uses less digits than its factorization.

3630887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9673.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 3630887 is about 1905.4886512388. The cubic root of 3630887 is about 153.6989536844.

The spelling of 3630887 in words is "three million, six hundred thirty thousand, eight hundred eighty-seven".