42219263 has 2 divisors, whose sum is σ = 42219264. Its totient is φ = 42219262.

The previous prime is 42219253. The next prime is 42219377. The reversal of 42219263 is 36291224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42219263 - 2¹⁴ = 42202879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42219223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21109631 + 21109632.

It is an arithmetic number, because the mean of its divisors is an integer number (21109632).

Almost surely, 2^42219263 is an apocalyptic number.

42219263 is a deficient number, since it is larger than the sum of its proper divisors (1).

42219263 is an equidigital number, since it uses as much as digits as its factorization.

42219263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 29.

The square root of 42219263 is about 6497.6351852039. The cubic root of 42219263 is about 348.2065069958.

The spelling of 42219263 in words is "forty-two million, two hundred nineteen thousand, two hundred sixty-three".