342454237 has 2 divisors, whose sum is σ = 342454238. Its totient is φ = 342454236.

The previous prime is 342454223. The next prime is 342454247. The reversal of 342454237 is 732454243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 186978276 + 155475961 = 13674^2 + 12469^2 .

It is an emirp because it is prime and its reverse (732454243) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342454237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342454207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171227118 + 171227119.

It is an arithmetic number, because the mean of its divisors is an integer number (171227119).

Almost surely, 2^342454237 is an apocalyptic number.

It is an amenable number.

342454237 is a deficient number, since it is larger than the sum of its proper divisors (1).

342454237 is an equidigital number, since it uses as much as digits as its factorization.

342454237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 34.

The square root of 342454237 is about 18505.5190956644. The cubic root of 342454237 is about 699.6285355653.

The spelling of 342454237 in words is "three hundred forty-two million, four hundred fifty-four thousand, two hundred thirty-seven".