3720004 has 12 divisors (see below), whose sum is σ = 6734700. Its totient is φ = 1795808.

The previous prime is 3719999. The next prime is 3720011. The reversal of 3720004 is 4000273.

It can be written as a sum of positive squares in 2 ways, for example, as 2553604 + 1166400 = 1598^2 + 1080^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3720004.

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, 15919 + ... + 16150.

It is an arithmetic number, because the mean of its divisors is an integer number (561225).

Almost surely, 2^3720004 is an apocalyptic number.

It is an amenable number.

3720004 is a deficient number, since it is larger than the sum of its proper divisors (3014696).

3720004 is a wasteful number, since it uses less digits than its factorization.

3720004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32102 (or 32100 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 16.

The square root of 3720004 is about 1928.7311891500. The cubic root of 3720004 is about 154.9462734362.

Adding to 3720004 its reverse (4000273), we get a palindrome (7720277).

The spelling of 3720004 in words is "three million, seven hundred twenty thousand, four".