3630312 has 96 divisors (see below), whose sum is σ = 11764800. Its totient is φ = 1037232.

The previous prime is 3630281. The next prime is 3630323. The reversal of 3630312 is 2130363.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

3630312 is a `hidden beast` number, since 3 + 630 + 31 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 518613 + ... + 518619.

It is an arithmetic number, because the mean of its divisors is an integer number (122550).

Almost surely, 2^3630312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3630312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5882400).

3630312 is an abundant number, since it is smaller than the sum of its proper divisors (8134488).

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

3630312 is an frugal number, since it uses more digits than its factorization.

3630312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50 (or 12 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 3630312 is about 1905.3377653319. The cubic root of 3630312 is about 153.6908398210.

Adding to 3630312 its reverse (2130363), we get a palindrome (5760675).

It can be divided in two parts, 36303 and 12, that added together give a triangular number (36315 = T₂₆₉).

The spelling of 3630312 in words is "three million, six hundred thirty thousand, three hundred twelve".