3720303 has 16 divisors (see below), whose sum is σ = 5544960. Its totient is φ = 2465208.

The previous prime is 3720293. The next prime is 3720337. The reversal of 3720303 is 3030273.

It is not a de Polignac number, because 3720303 - 2⁹ = 3719791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3720373) 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, 5826 + ... + 6432.

It is an arithmetic number, because the mean of its divisors is an integer number (346560).

Almost surely, 2^3720303 is an apocalyptic number.

3720303 is a deficient number, since it is larger than the sum of its proper divisors (1824657).

3720303 is a wasteful number, since it uses less digits than its factorization.

3720303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843 (or 837 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 18.

The square root of 3720303 is about 1928.8086996900. The cubic root of 3720303 is about 154.9504246588.

Adding to 3720303 its reverse (3030273), we get a palindrome (6750576).

The spelling of 3720303 in words is "three million, seven hundred twenty thousand, three hundred three".