342023069 has 2 divisors, whose sum is σ = 342023070. Its totient is φ = 342023068.

The previous prime is 342023057. The next prime is 342023111. The reversal of 342023069 is 960320243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 319336900 + 22686169 = 17870^2 + 4763^2 .

It is an emirp because it is prime and its reverse (960320243) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342023069 is a prime.

It is a super-2 number, since 2×342023069² = 233959559456357522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342023569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171011534 + 171011535.

It is an arithmetic number, because the mean of its divisors is an integer number (171011535).

Almost surely, 2^342023069 is an apocalyptic number.

It is an amenable number.

342023069 is a deficient number, since it is larger than the sum of its proper divisors (1).

342023069 is an equidigital number, since it uses as much as digits as its factorization.

342023069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 342023069 is about 18493.8657127167. The cubic root of 342023069 is about 699.3347891380.

The spelling of 342023069 in words is "three hundred forty-two million, twenty-three thousand, sixty-nine".