342201427 has 2 divisors, whose sum is σ = 342201428. Its totient is φ = 342201426.

The previous prime is 342201413. The next prime is 342201451. The reversal of 342201427 is 724102243.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (724102243) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342201427 is a prime.

It is not a weakly prime, because it can be changed into another prime (342201487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171100713 + 171100714.

It is an arithmetic number, because the mean of its divisors is an integer number (171100714).

Almost surely, 2^342201427 is an apocalyptic number.

342201427 is a deficient number, since it is larger than the sum of its proper divisors (1).

342201427 is an equidigital number, since it uses as much as digits as its factorization.

342201427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 342201427 is about 18498.6871696345. The cubic root of 342201427 is about 699.4563309190.

The spelling of 342201427 in words is "three hundred forty-two million, two hundred one thousand, four hundred twenty-seven".