3821016 has 16 divisors (see below), whose sum is σ = 9552600. Its totient is φ = 1273664.

The previous prime is 3821009. The next prime is 3821057. The reversal of 3821016 is 6101283.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3820983 and 3821001.

It is a congruent 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, 79581 + ... + 79628.

Almost surely, 2^3821016 is an apocalyptic number.

It is an amenable number.

3821016 is an abundant number, since it is smaller than the sum of its proper divisors (5731584).

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

3821016 is a wasteful number, since it uses less digits than its factorization.

3821016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159218 (or 159214 counting only the distinct ones).

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

The square root of 3821016 is about 1954.7419267003. The cubic root of 3821016 is about 156.3362241964.

Adding to 3821016 its reverse (6101283), we get a palindrome (9922299).

It can be divided in two parts, 38210 and 16, that added together give a triangular number (38226 = T₂₇₆).

The spelling of 3821016 in words is "three million, eight hundred twenty-one thousand, sixteen".