42340441 has 16 divisors (see below), whose sum is σ = 50174208. Its totient is φ = 35515920.

The previous prime is 42340439. The next prime is 42340453. The reversal of 42340441 is 14404324.

It is not a de Polignac number, because 42340441 - 2¹ = 42340439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42340411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16080 + ... + 18526.

It is an arithmetic number, because the mean of its divisors is an integer number (3135888).

Almost surely, 2^42340441 is an apocalyptic number.

It is an amenable number.

42340441 is a deficient number, since it is larger than the sum of its proper divisors (7833767).

42340441 is a wasteful number, since it uses less digits than its factorization.

42340441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2493 (or 2471 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 42340441 is about 6506.9532809142. The cubic root of 42340441 is about 348.5393302929.

Adding to 42340441 its reverse (14404324), we get a palindrome (56744765).

The spelling of 42340441 in words is "forty-two million, three hundred forty thousand, four hundred forty-one".