42434834 has 8 divisors (see below), whose sum is σ = 68548620. Its totient is φ = 19585296.

The previous prime is 42434831. The next prime is 42434849. The reversal of 42434834 is 43843424.

42434834 is nontrivially palindromic in base 5.

It can be written as a sum of positive squares in 2 ways, for example, as 41538025 + 896809 = 6445^2 + 947^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 42434834.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 816029 + ... + 816080.

Almost surely, 2^42434834 is an apocalyptic number.

42434834 is a deficient number, since it is larger than the sum of its proper divisors (26113786).

42434834 is a wasteful number, since it uses less digits than its factorization.

42434834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1632124.

The product of its digits is 36864, while the sum is 32.

The square root of 42434834 is about 6514.2024838041. The cubic root of 42434834 is about 348.7981471106.

The spelling of 42434834 in words is "forty-two million, four hundred thirty-four thousand, eight hundred thirty-four".