342764449 has 2 divisors, whose sum is σ = 342764450. Its totient is φ = 342764448.

The previous prime is 342764447. The next prime is 342764459. The reversal of 342764449 is 944467243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 259371025 + 83393424 = 16105^2 + 9132^2 .

It is a cyclic number.

It is not a de Polignac number, because 342764449 - 2¹ = 342764447 is a prime.

Together with 342764447, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (342764447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171382224 + 171382225.

It is an arithmetic number, because the mean of its divisors is an integer number (171382225).

Almost surely, 2^342764449 is an apocalyptic number.

It is an amenable number.

342764449 is a deficient number, since it is larger than the sum of its proper divisors (1).

342764449 is an equidigital number, since it uses as much as digits as its factorization.

342764449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 43.

The square root of 342764449 is about 18513.8988060322. The cubic root of 342764449 is about 699.8397245298.

It can be divided in two parts, 3427 and 64449, that added together give a palindrome (67876).

The spelling of 342764449 in words is "three hundred forty-two million, seven hundred sixty-four thousand, four hundred forty-nine".