42434168 has 16 divisors (see below), whose sum is σ = 90930480. Its totient is φ = 18186048.

The previous prime is 42434141. The next prime is 42434173. The reversal of 42434168 is 86143424.

It is a super-2 number, since 2×42434168² = 3601317227704448, which contains 22 as substring.

It is a congruent 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, 378821 + ... + 378932.

It is an arithmetic number, because the mean of its divisors is an integer number (5683155).

Almost surely, 2^42434168 is an apocalyptic number.

It is an amenable number.

42434168 is an abundant number, since it is smaller than the sum of its proper divisors (48496312).

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

42434168 is a wasteful number, since it uses less digits than its factorization.

42434168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757766 (or 757762 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

The square root of 42434168 is about 6514.1513645294. The cubic root of 42434168 is about 348.7963223457.

It can be divided in two parts, 4243416 and 8, that added together give a palindrome (4243424).

The spelling of 42434168 in words is "forty-two million, four hundred thirty-four thousand, one hundred sixty-eight".