992429 has 2 divisors, whose sum is σ = 992430. Its totient is φ = 992428.

The previous prime is 992417. The next prime is 992437. The reversal of 992429 is 924299.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 940900 + 51529 = 970^2 + 227^2 .

It is an emirp because it is prime and its reverse (924299) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-992429 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 (992449) 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, 496214 + 496215.

It is an arithmetic number, because the mean of its divisors is an integer number (496215).

2⁹⁹²⁴²⁹ is an apocalyptic number.

It is an amenable number.

992429 is a deficient number, since it is larger than the sum of its proper divisors (1).

992429 is an equidigital number, since it uses as much as digits as its factorization.

992429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 35.

The square root of 992429 is about 996.2073077427. The cubic root of 992429 is about 99.7469937516.

It can be divided in two parts, 99 and 2429, that multiplied together give a triangular number (240471 = T₆₉₃).

The spelling of 992429 in words is "nine hundred ninety-two thousand, four hundred twenty-nine".