342431227 has 2 divisors, whose sum is σ = 342431228. Its totient is φ = 342431226.

The previous prime is 342431213. The next prime is 342431273. The reversal of 342431227 is 722134243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 342431227 - 2¹¹ = 342429179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 342431195 and 342431204.

It is not a weakly prime, because it can be changed into another prime (342431207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171215613 + 171215614.

It is an arithmetic number, because the mean of its divisors is an integer number (171215614).

Almost surely, 2^342431227 is an apocalyptic number.

342431227 is a deficient number, since it is larger than the sum of its proper divisors (1).

342431227 is an equidigital number, since it uses as much as digits as its factorization.

342431227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 28.

The square root of 342431227 is about 18504.8973788022. The cubic root of 342431227 is about 699.6128655269.

The spelling of 342431227 in words is "three hundred forty-two million, four hundred thirty-one thousand, two hundred twenty-seven".