3680403 has 4 divisors (see below), whose sum is σ = 4907208. Its totient is φ = 2453600.

The previous prime is 3680401. The next prime is 3680407. The reversal of 3680403 is 3040863.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3680403 - 2¹ = 3680401 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (3680401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 613398 + ... + 613403.

It is an arithmetic number, because the mean of its divisors is an integer number (1226802).

Almost surely, 2^3680403 is an apocalyptic number.

3680403 is a deficient number, since it is larger than the sum of its proper divisors (1226805).

3680403 is a wasteful number, since it uses less digits than its factorization.

3680403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1226804.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 3680403 is about 1918.4376455856. The cubic root of 3680403 is about 154.3944881340.

The spelling of 3680403 in words is "three million, six hundred eighty thousand, four hundred three".