2381429 has 2 divisors, whose sum is σ = 2381430. Its totient is φ = 2381428.

The previous prime is 2381413. The next prime is 2381437. The reversal of 2381429 is 9241832.

2381429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1575025 + 806404 = 1255^2 + 898^2 .

It is a cyclic number.

It is not a de Polignac number, because 2381429 - 2⁴ = 2381413 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2381329) 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, 1190714 + 1190715.

It is an arithmetic number, because the mean of its divisors is an integer number (1190715).

2^2381429 is an apocalyptic number.

It is an amenable number.

2381429 is a deficient number, since it is larger than the sum of its proper divisors (1).

2381429 is an equidigital number, since it uses as much as digits as its factorization.

2381429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 29.

The square root of 2381429 is about 1543.1879341156. The cubic root of 2381429 is about 133.5403610190.

The spelling of 2381429 in words is "two million, three hundred eighty-one thousand, four hundred twenty-nine".