3723389 has 2 divisors, whose sum is σ = 3723390. Its totient is φ = 3723388.

The previous prime is 3723383. The next prime is 3723407. The reversal of 3723389 is 9833273.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2805625 + 917764 = 1675^2 + 958^2 .

It is an emirp because it is prime and its reverse (9833273) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3723389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3723383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1861694 + 1861695.

It is an arithmetic number, because the mean of its divisors is an integer number (1861695).

Almost surely, 2^3723389 is an apocalyptic number.

It is an amenable number.

3723389 is a deficient number, since it is larger than the sum of its proper divisors (1).

3723389 is an equidigital number, since it uses as much as digits as its factorization.

3723389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 35.

The square root of 3723389 is about 1929.6085095169. The cubic root of 3723389 is about 154.9932567306.

The spelling of 3723389 in words is "three million, seven hundred twenty-three thousand, three hundred eighty-nine".