3723719 has 2 divisors, whose sum is σ = 3723720. Its totient is φ = 3723718.

The previous prime is 3723679. The next prime is 3723721. The reversal of 3723719 is 9173273.

It is a strong prime.

It is an emirp because it is prime and its reverse (9173273) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3723719 - 2¹² = 3719623 is a prime.

It is a super-2 number, since 2×3723719² = 27732166381922, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 3723721, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3723739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1861859 + 1861860.

It is an arithmetic number, because the mean of its divisors is an integer number (1861860).

Almost surely, 2^3723719 is an apocalyptic number.

3723719 is a deficient number, since it is larger than the sum of its proper divisors (1).

3723719 is an equidigital number, since it uses as much as digits as its factorization.

3723719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7938, while the sum is 32.

The square root of 3723719 is about 1929.6940171955. The cubic root of 3723719 is about 154.9978355577.

The spelling of 3723719 in words is "three million, seven hundred twenty-three thousand, seven hundred nineteen".