42441023 has 4 divisors (see below), whose sum is σ = 42454608. Its totient is φ = 42427440.

The previous prime is 42441019. The next prime is 42441029. The reversal of 42441023 is 32014424.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 42441023 - 2² = 42441019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42440986 and 42441004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42441029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515 + ... + 9227.

It is an arithmetic number, because the mean of its divisors is an integer number (10613652).

Almost surely, 2^42441023 is an apocalyptic number.

42441023 is a deficient number, since it is larger than the sum of its proper divisors (13585).

42441023 is an equidigital number, since it uses as much as digits as its factorization.

42441023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13584.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 42441023 is about 6514.6775054488. The cubic root of 42441023 is about 348.8151033592.

Adding to 42441023 its reverse (32014424), we get a palindrome (74455447).

The spelling of 42441023 in words is "forty-two million, four hundred forty-one thousand, twenty-three".