3723739 has 2 divisors, whose sum is σ = 3723740. Its totient is φ = 3723738.

The previous prime is 3723721. The next prime is 3723749. The reversal of 3723739 is 9373273.

3723739 is nontrivially palindromic in base 9.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3723739 - 2⁹ = 3723227 is a prime.

It is not a weakly prime, because it can be changed into another prime (3723719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1861869 + 1861870.

It is an arithmetic number, because the mean of its divisors is an integer number (1861870).

Almost surely, 2^3723739 is an apocalyptic number.

3723739 is a deficient number, since it is larger than the sum of its proper divisors (1).

3723739 is an equidigital number, since it uses as much as digits as its factorization.

3723739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23814, while the sum is 34.

The square root of 3723739 is about 1929.6991993572. The cubic root of 3723739 is about 154.9981130537.

The spelling of 3723739 in words is "three million, seven hundred twenty-three thousand, seven hundred thirty-nine".