342423229 has 4 divisors (see below), whose sum is σ = 345813660. Its totient is φ = 339032800.

The previous prime is 342423227. The next prime is 342423239. The reversal of 342423229 is 922324243.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 331167204 + 11256025 = 18198^2 + 3355^2 .

It is a cyclic number.

It is not a de Polignac number, because 342423229 - 2¹ = 342423227 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 342423229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342423227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1695064 + ... + 1695265.

It is an arithmetic number, because the mean of its divisors is an integer number (86453415).

Almost surely, 2^342423229 is an apocalyptic number.

It is an amenable number.

342423229 is a deficient number, since it is larger than the sum of its proper divisors (3390431).

342423229 is a wasteful number, since it uses less digits than its factorization.

342423229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3390430.

The product of its digits is 20736, while the sum is 31.

The square root of 342423229 is about 18504.6812725861. The cubic root of 342423229 is about 699.6074186451.

The spelling of 342423229 in words is "three hundred forty-two million, four hundred twenty-three thousand, two hundred twenty-nine".