42252341 has 2 divisors, whose sum is σ = 42252342. Its totient is φ = 42252340.

The previous prime is 42252337. The next prime is 42252451. The reversal of 42252341 is 14325224.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41088100 + 1164241 = 6410^2 + 1079^2 .

It is a cyclic number.

It is not a de Polignac number, because 42252341 - 2² = 42252337 is a prime.

It is equal to p_2562053 and since 42252341 and 2562053 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42252841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21126170 + 21126171.

It is an arithmetic number, because the mean of its divisors is an integer number (21126171).

Almost surely, 2^42252341 is an apocalyptic number.

It is an amenable number.

42252341 is a deficient number, since it is larger than the sum of its proper divisors (1).

42252341 is an equidigital number, since it uses as much as digits as its factorization.

42252341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1920, while the sum is 23.

The square root of 42252341 is about 6500.1800744287. The cubic root of 42252341 is about 348.2974210107.

Adding to 42252341 its reverse (14325224), we get a palindrome (56577565).

The spelling of 42252341 in words is "forty-two million, two hundred fifty-two thousand, three hundred forty-one".