3630138 has 8 divisors (see below), whose sum is σ = 7260288. Its totient is φ = 1210044.

The previous prime is 3630101. The next prime is 3630149. The reversal of 3630138 is 8310363.

It is a sphenic number, since it is the product of 3 distinct primes.

3630138 is an admirable number.

It is a Curzon 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, 302506 + ... + 302517.

It is an arithmetic number, because the mean of its divisors is an integer number (907536).

Almost surely, 2^3630138 is an apocalyptic number.

3630138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3630138 is a wasteful number, since it uses less digits than its factorization.

3630138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605028.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 3630138 is about 1905.2921035894. The cubic root of 3630138 is about 153.6883843265.

The spelling of 3630138 in words is "three million, six hundred thirty thousand, one hundred thirty-eight".