42434811 has 6 divisors (see below), whose sum is σ = 61294740. Its totient is φ = 28289868.

The previous prime is 42434803. The next prime is 42434831. The reversal of 42434811 is 11843424.

42434811 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42434811 - 2³ = 42434803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42434831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2357481 + ... + 2357498.

It is an arithmetic number, because the mean of its divisors is an integer number (10215790).

Almost surely, 2^42434811 is an apocalyptic number.

42434811 is a deficient number, since it is larger than the sum of its proper divisors (18859929).

42434811 is a wasteful number, since it uses less digits than its factorization.

42434811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4714985 (or 4714982 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 42434811 is about 6514.2007184305. The cubic root of 42434811 is about 348.7980840935.

The spelling of 42434811 in words is "forty-two million, four hundred thirty-four thousand, eight hundred eleven".