42412219 has 2 divisors, whose sum is σ = 42412220. Its totient is φ = 42412218.

The previous prime is 42412213. The next prime is 42412231. The reversal of 42412219 is 91221424.

42412219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42412219 - 2³ = 42412211 is a prime.

It is a super-2 number, since 2×42412219² = 3597592641007922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42412193 and 42412202.

It is not a weakly prime, because it can be changed into another prime (42412211) 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 as a sum of consecutive naturals, namely, 21206109 + 21206110.

It is an arithmetic number, because the mean of its divisors is an integer number (21206110).

Almost surely, 2^42412219 is an apocalyptic number.

42412219 is a deficient number, since it is larger than the sum of its proper divisors (1).

42412219 is an equidigital number, since it uses as much as digits as its factorization.

42412219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 25.

The square root of 42412219 is about 6512.4664298559. The cubic root of 42412219 is about 348.7361738758.

The spelling of 42412219 in words is "forty-two million, four hundred twelve thousand, two hundred nineteen".