3630633 has 4 divisors (see below), whose sum is σ = 4840848. Its totient is φ = 2420420.

The previous prime is 3630631. The next prime is 3630643. The reversal of 3630633 is 3360363.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3360363 = 3 ⋅1120121.

It is a cyclic number.

It is not a de Polignac number, because 3630633 - 2¹ = 3630631 is a prime.

It is a D-number.

3630633 is a lucky number.

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 3 ways as a sum of consecutive naturals, for example, 605103 + ... + 605108.

It is an arithmetic number, because the mean of its divisors is an integer number (1210212).

Almost surely, 2^3630633 is an apocalyptic number.

It is an amenable number.

3630633 is a deficient number, since it is larger than the sum of its proper divisors (1210215).

3630633 is a wasteful number, since it uses less digits than its factorization.

3630633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210214.

The product of its (nonzero) digits is 2916, while the sum is 24.

The square root of 3630633 is about 1905.4220005028. The cubic root of 3630633 is about 153.6953695791.

Adding to 3630633 its reverse (3360363), we get a palindrome (6990996).

The spelling of 3630633 in words is "three million, six hundred thirty thousand, six hundred thirty-three".