42344361 has 6 divisors (see below), whose sum is σ = 61164090. Its totient is φ = 28229568.

The previous prime is 42344333. The next prime is 42344381. The reversal of 42344361 is 16344324.

42344361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 23474025 + 18870336 = 4845^2 + 4344^2 .

It is not a de Polignac number, because 42344361 - 2⁹ = 42343849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42344381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2352456 + ... + 2352473.

It is an arithmetic number, because the mean of its divisors is an integer number (10194015).

Almost surely, 2^42344361 is an apocalyptic number.

It is an amenable number.

42344361 is a deficient number, since it is larger than the sum of its proper divisors (18819729).

42344361 is a wasteful number, since it uses less digits than its factorization.

42344361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4704935 (or 4704932 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 42344361 is about 6507.2544901825. The cubic root of 42344361 is about 348.5500862194.

Adding to 42344361 its reverse (16344324), we get a palindrome (58688685).

The spelling of 42344361 in words is "forty-two million, three hundred forty-four thousand, three hundred sixty-one".