3821316 has 12 divisors (see below), whose sum is σ = 8916432. Its totient is φ = 1273768.

The previous prime is 3821273. The next prime is 3821317. The reversal of 3821316 is 6131283.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (3821317) 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, 159210 + ... + 159233.

It is an arithmetic number, because the mean of its divisors is an integer number (743036).

Almost surely, 2^3821316 is an apocalyptic number.

It is an amenable number.

3821316 is an abundant number, since it is smaller than the sum of its proper divisors (5095116).

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

3821316 is a wasteful number, since it uses less digits than its factorization.

3821316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318450 (or 318448 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

The square root of 3821316 is about 1954.8186616666. The cubic root of 3821316 is about 156.3403155724.

Adding to 3821316 its reverse (6131283), we get a palindrome (9952599).

The spelling of 3821316 in words is "three million, eight hundred twenty-one thousand, three hundred sixteen".