2356429 has 2 divisors, whose sum is σ = 2356430. Its totient is φ = 2356428.

The previous prime is 2356427. The next prime is 2356451. The reversal of 2356429 is 9246532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1550025 + 806404 = 1245^2 + 898^2 .

It is a cyclic number.

It is not a de Polignac number, because 2356429 - 2¹ = 2356427 is a prime.

Together with 2356427, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 2¹² + 3⁹ + 5⁸ + 6⁸ + 4⁴ + 2¹⁸ + 9 .

It is a self number, because there is not a number n which added to its sum of digits gives 2356429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2356423) 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, 1178214 + 1178215.

It is an arithmetic number, because the mean of its divisors is an integer number (1178215).

2^2356429 is an apocalyptic number.

It is an amenable number.

2356429 is a deficient number, since it is larger than the sum of its proper divisors (1).

2356429 is an equidigital number, since it uses as much as digits as its factorization.

2356429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 31.

The square root of 2356429 is about 1535.0664480732. The cubic root of 2356429 is about 133.0714184803.

The spelling of 2356429 in words is "two million, three hundred fifty-six thousand, four hundred twenty-nine".