3630634 has 16 divisors (see below), whose sum is σ = 6552000. Its totient is φ = 1473984.

The previous prime is 3630631. The next prime is 3630643. The reversal of 3630634 is 4360363.

It is a junction number, because it is equal to n+sod(n) for n = 3630599 and 3630608.

It is not an unprimeable number, because it can be changed into a prime (3630631) 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, 6559 + ... + 7090.

It is an arithmetic number, because the mean of its divisors is an integer number (409500).

Almost surely, 2^3630634 is an apocalyptic number.

3630634 is a deficient number, since it is larger than the sum of its proper divisors (2921366).

3630634 is a wasteful number, since it uses less digits than its factorization.

3630634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13677.

The product of its (nonzero) digits is 3888, while the sum is 25.

The square root of 3630634 is about 1905.4222629118. The cubic root of 3630634 is about 153.6953836900.

Adding to 3630634 its reverse (4360363), we get a palindrome (7990997).

The spelling of 3630634 in words is "three million, six hundred thirty thousand, six hundred thirty-four".