42662241 has 16 divisors (see below), whose sum is σ = 64241920. Its totient is φ = 27974160.

The previous prime is 42662233. The next prime is 42662287. The reversal of 42662241 is 14226624.

42662241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42662241 - 2³ = 42662233 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42662141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11305 + ... + 14598.

It is an arithmetic number, because the mean of its divisors is an integer number (4015120).

Almost surely, 2^42662241 is an apocalyptic number.

It is an amenable number.

42662241 is a deficient number, since it is larger than the sum of its proper divisors (21579679).

42662241 is a wasteful number, since it uses less digits than its factorization.

42662241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25973 (or 25967 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 42662241 is about 6531.6338691020. The cubic root of 42662241 is about 349.4201036769.

Adding to 42662241 its reverse (14226624), we get a palindrome (56888865).

The spelling of 42662241 in words is "forty-two million, six hundred sixty-two thousand, two hundred forty-one".