3820308 has 48 divisors (see below), whose sum is σ = 9624384. Its totient is φ = 1175040.

The previous prime is 3820303. The next prime is 3820319. The reversal of 3820308 is 8030283.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3820303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12291 + ... + 12597.

It is an arithmetic number, because the mean of its divisors is an integer number (200508).

Almost surely, 2^3820308 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 3820308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4812192).

3820308 is an abundant number, since it is smaller than the sum of its proper divisors (5804076).

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

3820308 is a wasteful number, since it uses less digits than its factorization.

3820308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 3820308 is about 1954.5608202356. The cubic root of 3820308 is about 156.3265676998.

The spelling of 3820308 in words is "three million, eight hundred twenty thousand, three hundred eight".