42243334 has 16 divisors (see below), whose sum is σ = 76677408. Its totient is φ = 17039232.

The previous prime is 42243281. The next prime is 42243337. The reversal of 42243334 is 43334224.

It is a junction number, because it is equal to n+sod(n) for n = 42243299 and 42243308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42243337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88509 + ... + 88984.

It is an arithmetic number, because the mean of its divisors is an integer number (4792338).

Almost surely, 2^42243334 is an apocalyptic number.

42243334 is a deficient number, since it is larger than the sum of its proper divisors (34434074).

42243334 is a wasteful number, since it uses less digits than its factorization.

42243334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177519.

The product of its digits is 6912, while the sum is 25.

The square root of 42243334 is about 6499.4872105421. The cubic root of 42243334 is about 348.2726702100.

Adding to 42243334 its reverse (43334224), we get a palindrome (85577558).

The spelling of 42243334 in words is "forty-two million, two hundred forty-three thousand, three hundred thirty-four".