42205435 has 4 divisors (see below), whose sum is σ = 50646528. Its totient is φ = 33764344.

The previous prime is 42205421. The next prime is 42205459. The reversal of 42205435 is 53450224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42205435 - 2⁹ = 42204923 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4220539 + ... + 4220548.

It is an arithmetic number, because the mean of its divisors is an integer number (12661632).

Almost surely, 2^42205435 is an apocalyptic number.

42205435 is a deficient number, since it is larger than the sum of its proper divisors (8441093).

42205435 is an equidigital number, since it uses as much as digits as its factorization.

42205435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8441092.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 42205435 is about 6496.5710186221. The cubic root of 42205435 is about 348.1684870257.

Adding to 42205435 its reverse (53450224), we get a palindrome (95655659).

The spelling of 42205435 in words is "forty-two million, two hundred five thousand, four hundred thirty-five".