42435347 has 2 divisors, whose sum is σ = 42435348. Its totient is φ = 42435346.

The previous prime is 42435331. The next prime is 42435353. The reversal of 42435347 is 74353424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42435347 - 2⁴ = 42435331 is a prime.

It is not a weakly prime, because it can be changed into another prime (42435397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21217673 + 21217674.

It is an arithmetic number, because the mean of its divisors is an integer number (21217674).

Almost surely, 2^42435347 is an apocalyptic number.

42435347 is a deficient number, since it is larger than the sum of its proper divisors (1).

42435347 is an equidigital number, since it uses as much as digits as its factorization.

42435347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 32.

The square root of 42435347 is about 6514.2418591882. The cubic root of 42435347 is about 348.7995526597.

The spelling of 42435347 in words is "forty-two million, four hundred thirty-five thousand, three hundred forty-seven".