3724813 has 2 divisors, whose sum is σ = 3724814. Its totient is φ = 3724812.

The previous prime is 3724807. The next prime is 3724823. The reversal of 3724813 is 3184273.

3724813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3337929 + 386884 = 1827^2 + 622^2 .

It is an emirp because it is prime and its reverse (3184273) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3724813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3724823) 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 as a sum of consecutive naturals, namely, 1862406 + 1862407.

It is an arithmetic number, because the mean of its divisors is an integer number (1862407).

Almost surely, 2^3724813 is an apocalyptic number.

It is an amenable number.

3724813 is a deficient number, since it is larger than the sum of its proper divisors (1).

3724813 is an equidigital number, since it uses as much as digits as its factorization.

3724813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4032, while the sum is 28.

The square root of 3724813 is about 1929.9774610083. The cubic root of 3724813 is about 155.0130131287.

The spelling of 3724813 in words is "three million, seven hundred twenty-four thousand, eight hundred thirteen".