434784047 has 2 divisors, whose sum is σ = 434784048. Its totient is φ = 434784046.

The previous prime is 434784023. The next prime is 434784059. The reversal of 434784047 is 740487434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 434784047 - 2⁶ = 434783983 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 434783995 and 434784013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434784017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217392023 + 217392024.

It is an arithmetic number, because the mean of its divisors is an integer number (217392024).

Almost surely, 2^434784047 is an apocalyptic number.

434784047 is a deficient number, since it is larger than the sum of its proper divisors (1).

434784047 is an equidigital number, since it uses as much as digits as its factorization.

434784047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 301056, while the sum is 41.

The square root of 434784047 is about 20851.4758950056. The cubic root of 434784047 is about 757.5730795386.

The spelling of 434784047 in words is "four hundred thirty-four million, seven hundred eighty-four thousand, forty-seven".