3672813 has 4 divisors (see below), whose sum is σ = 4897088. Its totient is φ = 2448540.

The previous prime is 3672811. The next prime is 3672827. The reversal of 3672813 is 3182763.

3672813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3672813 - 2¹ = 3672811 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3672811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 612133 + ... + 612138.

It is an arithmetic number, because the mean of its divisors is an integer number (1224272).

Almost surely, 2^3672813 is an apocalyptic number.

It is an amenable number.

3672813 is a deficient number, since it is larger than the sum of its proper divisors (1224275).

3672813 is a wasteful number, since it uses less digits than its factorization.

3672813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224274.

The product of its digits is 6048, while the sum is 30.

The square root of 3672813 is about 1916.4584524586. The cubic root of 3672813 is about 154.2882805031.

The spelling of 3672813 in words is "three million, six hundred seventy-two thousand, eight hundred thirteen".