354304439 has 2 divisors, whose sum is σ = 354304440. Its totient is φ = 354304438.

The previous prime is 354304421. The next prime is 354304453. The reversal of 354304439 is 934403453.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 354304439 - 2¹² = 354300343 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 354304399 and 354304408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354307439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177152219 + 177152220.

It is an arithmetic number, because the mean of its divisors is an integer number (177152220).

Almost surely, 2^354304439 is an apocalyptic number.

354304439 is a deficient number, since it is larger than the sum of its proper divisors (1).

354304439 is an equidigital number, since it uses as much as digits as its factorization.

354304439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 35.

The square root of 354304439 is about 18822.9763586952. The cubic root of 354304439 is about 707.6071259997.

The spelling of 354304439 in words is "three hundred fifty-four million, three hundred four thousand, four hundred thirty-nine".