42224413 has 16 divisors (see below), whose sum is σ = 55741824. Its totient is φ = 30965760.

The previous prime is 42224401. The next prime is 42224419. The reversal of 42224413 is 31442224.

It is a happy number.

It is not a de Polignac number, because 42224413 - 2²⁵ = 8669981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42224419) 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 in 15 ways as a sum of consecutive naturals, for example, 14820 + ... + 17437.

It is an arithmetic number, because the mean of its divisors is an integer number (3483864).

Almost surely, 2^42224413 is an apocalyptic number.

It is an amenable number.

42224413 is a deficient number, since it is larger than the sum of its proper divisors (13517411).

42224413 is a wasteful number, since it uses less digits than its factorization.

42224413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32292.

The product of its digits is 1536, while the sum is 22.

The square root of 42224413 is about 6498.0314711457. The cubic root of 42224413 is about 348.2206647560.

Adding to 42224413 its reverse (31442224), we get a palindrome (73666637).

The spelling of 42224413 in words is "forty-two million, two hundred twenty-four thousand, four hundred thirteen".