42464222 has 16 divisors (see below), whose sum is σ = 64821120. Its totient is φ = 20860632.

The previous prime is 42464179. The next prime is 42464231. The reversal of 42464222 is 22246424.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42464191 and 42464200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27893 + ... + 29375.

It is an arithmetic number, because the mean of its divisors is an integer number (4051320).

Almost surely, 2^42464222 is an apocalyptic number.

42464222 is a deficient number, since it is larger than the sum of its proper divisors (22356898).

42464222 is a wasteful number, since it uses less digits than its factorization.

42464222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1727.

The product of its digits is 6144, while the sum is 26.

The square root of 42464222 is about 6516.4577801134. The cubic root of 42464222 is about 348.8786479129.

It can be divided in two parts, 4246422 and 2, that added together give a palindrome (4246424).

The spelling of 42464222 in words is "forty-two million, four hundred sixty-four thousand, two hundred twenty-two".