42434044 has 24 divisors (see below), whose sum is σ = 76462848. Its totient is φ = 20595120.

The previous prime is 42434017. The next prime is 42434053. The reversal of 42434044 is 44043424.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23767 + ... + 25489.

It is an arithmetic number, because the mean of its divisors is an integer number (3185952).

Almost surely, 2^42434044 is an apocalyptic number.

It is an amenable number.

42434044 is a deficient number, since it is larger than the sum of its proper divisors (34028804).

42434044 is a wasteful number, since it uses less digits than its factorization.

42434044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905 (or 1903 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 42434044 is about 6514.1418467823. The cubic root of 42434044 is about 348.7959825976.

Adding to 42434044 its reverse (44043424), we get a palindrome (86477468).

The spelling of 42434044 in words is "forty-two million, four hundred thirty-four thousand, forty-four".