3810216 has 16 divisors (see below), whose sum is σ = 9525600. Its totient is φ = 1270064.

The previous prime is 3810211. The next prime is 3810221. The reversal of 3810216 is 6120183.

It is an interprime number because it is at equal distance from previous prime (3810211) and next prime (3810221).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3810192 and 3810201.

It is not an unprimeable number, because it can be changed into a prime (3810211) 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, 79356 + ... + 79403.

It is an arithmetic number, because the mean of its divisors is an integer number (595350).

Almost surely, 2^3810216 is an apocalyptic number.

It is an amenable number.

3810216 is an abundant number, since it is smaller than the sum of its proper divisors (5715384).

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

3810216 is a wasteful number, since it uses less digits than its factorization.

3810216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158768 (or 158764 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 3810216 is about 1951.9774588862. The cubic root of 3810216 is about 156.1887918126.

Adding to 3810216 its reverse (6120183), we get a palindrome (9930399).

The spelling of 3810216 in words is "three million, eight hundred ten thousand, two hundred sixteen".