342579073 has 2 divisors, whose sum is σ = 342579074. Its totient is φ = 342579072.

The previous prime is 342579037. The next prime is 342579079. The reversal of 342579073 is 370975243.

Together with previous prime (342579037) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 338302449 + 4276624 = 18393^2 + 2068^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342579073 is a prime.

It is not a weakly prime, because it can be changed into another prime (342579079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171289536 + 171289537.

It is an arithmetic number, because the mean of its divisors is an integer number (171289537).

Almost surely, 2^342579073 is an apocalyptic number.

It is an amenable number.

342579073 is a deficient number, since it is larger than the sum of its proper divisors (1).

342579073 is an equidigital number, since it uses as much as digits as its factorization.

342579073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 158760, while the sum is 40.

The square root of 342579073 is about 18508.8917280317. The cubic root of 342579073 is about 699.7135378887.

The spelling of 342579073 in words is "three hundred forty-two million, five hundred seventy-nine thousand, seventy-three".