3720396 has 24 divisors (see below), whose sum is σ = 8714160. Its totient is φ = 1235392.

The previous prime is 3720391. The next prime is 3720397. The reversal of 3720396 is 6930273.

It is a happy number.

3720396 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

3720396 is a modest number, since divided by 396 gives 372 as remainder.

It is not an unprimeable number, because it can be changed into a prime (3720391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4270 + ... + 5066.

It is an arithmetic number, because the mean of its divisors is an integer number (363090).

Almost surely, 2^3720396 is an apocalyptic number.

It is an amenable number.

3720396 is an abundant number, since it is smaller than the sum of its proper divisors (4993764).

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

3720396 is a wasteful number, since it uses less digits than its factorization.

3720396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193 (or 1191 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 30.

The square root of 3720396 is about 1928.8328076845. The cubic root of 3720396 is about 154.9517157964.

The spelling of 3720396 in words is "three million, seven hundred twenty thousand, three hundred ninety-six".