3713820 has 96 divisors (see below), whose sum is σ = 12047616. Its totient is φ = 844800.

The previous prime is 3713807. The next prime is 3713849. The reversal of 3713820 is 283173.

3713820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11055 + ... + 11385.

It is an arithmetic number, because the mean of its divisors is an integer number (125496).

Almost surely, 2^3713820 is an apocalyptic number.

3713820 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3713820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6023808).

3713820 is an abundant number, since it is smaller than the sum of its proper divisors (8333796).

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

3713820 is a wasteful number, since it uses less digits than its factorization.

3713820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371 (or 369 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 3713820 is about 1927.1273958927. The cubic root of 3713820 is about 154.8603667904.

Adding to 3713820 its reverse (283173), we get a palindrome (3996993).

The spelling of 3713820 in words is "three million, seven hundred thirteen thousand, eight hundred twenty".