42026441 has 2 divisors, whose sum is σ = 42026442. Its totient is φ = 42026440.

The previous prime is 42026429. The next prime is 42026447. The reversal of 42026441 is 14462024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34164025 + 7862416 = 5845^2 + 2804^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42026441 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42026447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21013220 + 21013221.

It is an arithmetic number, because the mean of its divisors is an integer number (21013221).

Almost surely, 2^42026441 is an apocalyptic number.

It is an amenable number.

42026441 is a deficient number, since it is larger than the sum of its proper divisors (1).

42026441 is an equidigital number, since it uses as much as digits as its factorization.

42026441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 42026441 is about 6482.7803448829. The cubic root of 42026441 is about 347.6755933300.

Adding to 42026441 its reverse (14462024), we get a palindrome (56488465).

The spelling of 42026441 in words is "forty-two million, twenty-six thousand, four hundred forty-one".