42441211 has 4 divisors (see below), whose sum is σ = 42491592. Its totient is φ = 42390832.

The previous prime is 42441209. The next prime is 42441247. The reversal of 42441211 is 11214424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42441211 - 2¹ = 42441209 is a prime.

It is a super-2 number, since 2×42441211² = 3602512782293042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42441271) 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, 23905 + ... + 25618.

It is an arithmetic number, because the mean of its divisors is an integer number (10622898).

Almost surely, 2^42441211 is an apocalyptic number.

42441211 is a deficient number, since it is larger than the sum of its proper divisors (50381).

42441211 is an equidigital number, since it uses as much as digits as its factorization.

42441211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50380.

The product of its digits is 256, while the sum is 19.

The square root of 42441211 is about 6514.6919343895. The cubic root of 42441211 is about 348.8156184045.

Adding to 42441211 its reverse (11214424), we get a palindrome (53655635).

The spelling of 42441211 in words is "forty-two million, four hundred forty-one thousand, two hundred eleven".