42434766 has 40 divisors (see below), whose sum is σ = 103733784. Its totient is φ = 12858480.

The previous prime is 42434761. The next prime is 42434767. The reversal of 42434766 is 66743424.

It is a self number, because there is not a number n which added to its sum of digits gives 42434766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42434761) 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 in 19 ways as a sum of consecutive naturals, for example, 10125 + ... + 13688.

Almost surely, 2^42434766 is an apocalyptic number.

42434766 is an abundant number, since it is smaller than the sum of its proper divisors (61299018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42434766 is a wasteful number, since it uses less digits than its factorization.

42434766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23838 (or 23829 counting only the distinct ones).

The product of its digits is 96768, while the sum is 36.

The square root of 42434766 is about 6514.1972644371. The cubic root of 42434766 is about 348.7979607991.

It can be divided in two parts, 4243 and 4766, that added together give a palindrome (9009).

The spelling of 42434766 in words is "forty-two million, four hundred thirty-four thousand, seven hundred sixty-six".